Benson, P(2009). ”Making sense of autonomy in language learning”, Pemberton, R, Toogood, S, Barfield, A
Maintaining control:Autonomy and language learning, 13-26. Hong Kong: Hong Kong University Press, HKU.
Benson, P(2006). ”Autonomy and its role in learning”, Cummins, J, Davison, C
The international handbook of English language teaching, 2. Norwell, MA: Springer.
Bang, Youngjoo(2006). ”The effects of self-directed learning through homepage for English reading class”, English Language &Literature Teaching 12(3), 187-210.
Briggs, N, Sherman, B(2018). ”The digital ecologies of Korean college students:An exploration of digital self-directed learning”,
STEM Journal 19(1), 107-127.
Candy, P. C(1991). Self-direction for lifelong learning, San Francisco: Jossey-Bass.
Cotterall, S, Crabbe, D(1999). Learner autonomy in language learning:Defining the field and effecting change, Frankfurt am Main:Peter Lang.
Dafei, D(2007). ”An exploration of the relationship between learner autonomy and English proficiency”, The Asian EFL Journal 24:2-23.
Foo, S. Y, Hussain, R. M. R(2010). ”Self-directed learning in a socioconstructivist learning environment”,
Procedia - Social and Behavioral Sciences 9:1913-1917.
Gremmo, M.-J, Riley, P(1995). ”Autonomy, self-direction and self access in language teaching and learning:The history of an idea”,
System 23(2), 151-164.
Humphreys, G, Wyatt, M(2014). ”Helping Vietnamese university learners to become more autonomous”,
ELT Journal 68(1), 52-63.
Hwang, Sunhye(2011). ”A study of EFL learners'features in practicing autonomy”,
Korean Journal of English Language &Linguistics 11(3), 725-750.
Jung, Ju, Young, (2017). ”The effect of the flipped learning on self-directed and self-regulation competence of pre-teacher students”,
Journal of Learner-Centered Curriculum and Instruction 17(4), 215-235.
Kang, Jeong, Hye, Oh, Sung, Rok(2013). ”An evaluation of intensive English program for university students”,
English21 26(4), 249-266.
Kim, He-Young, Kim, Min-Jin(2009). ”An investigative study of Korean elementary school students'self-directed language learning readiness”, Primary English Education 15(3), 37-55.
Knowles, M(1975). Self-directed learning:A guide for learners and teachers, Toronto, ON: The Adult Education Company.
Lee, Yong, Ju, Cho, Young, Woo(2017). ”Coaching for Korean university students'English speaking and self-directed language learning:A blended learning approach”, Multimedia- Assisted Language Learning 20(1), 82-108.
Little, D(1997). ”Language awareness and the autonomous language learner”,
Language Awareness 6(2/3), 93-104.
Mineishi, M(2010). ”East Asian EFL learners'autonomous learning, learner perception on autonomy and portfolio development:In the case of educational contexts in Japan”, International Journal of Arts and Science 3(17), 234-241.
Oh, Maria(2005). ”Six Korean college students'practice of autonomous language learning”, English Teaching 60(2), 59-86.
Reinders, H(2010). ”Towards a Classroom Pedagogy for Learner Autonomy:A Framework of Independent Language Learning Skills”,
Australian Journal of Teacher Education 35(5), 40-55.
Seo, Jung-a(2018). ”A study of students'perceptions towards level-differentiated general English classes in the university”,
Journal of Education &Culture 24(5), 355-374.
Shim, Young-Sook(2008). ”Korean university students'self-directed learning of English:A diary study focusing on learning motivation and metacognition”, Foreign Languages Education 15(3), 315-343.