APA (7th ed.) Zitazioa
Lee, I. (2009). Elementary Korean workbook. Tuttle Publishing.
Chicago Style (17th ed.) Zitazioa
Lee, Insun. Elementary Korean Workbook. Tokyo, Japan: Tuttle Publishing, 2009.
MLA (9th ed.) Zitazioa
Lee, Insun. Elementary Korean Workbook. Tuttle Publishing, 2009.
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