Snow, N. (2013). 21 segi kongong oegyo haendŭbuk. In'gan Sarang.
Chicago Style (17th ed.) CitationSnow, Nancy. 21 Segi Kongong Oegyo Haendŭbuk. Koyang: In'gan Sarang, 2013.
MLA (9th ed.) CitationSnow, Nancy. 21 Segi Kongong Oegyo Haendŭbuk. In'gan Sarang, 2013.
Warning: These citations may not always be 100% accurate.