An, Kyong-hwa
Han'gugo kyoyuk ui yon'gu
Han'guk Munhwasa, 2007
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O, Sung-un
Han'gugo shwipke karuch'igi : i ch'aek han kwon imyon tangsin to ilgup kyosa
Han'gul P'ak'u, 2010
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Sin, Chu-chol
Hangugo kyoyuk eso Hanguk munhak kyoyuk uÌ iron kwa silche
Komyunikeisyon Buksu , 2006
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Cho, Hang-nok
Han'gugo kyoyuk chongch'aengnon / Cho Hang-nok.
Han?guk Munhwasa, 2010
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Gwi-e ssuk syuk dero-onen : saeng saeng hangugo dedgi
Seoul Hangugeo Academy
Korea Languge Press, 2009
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