APA (7th ed.) Citation

(2005). 21 segi sabŏp ŭi chŏn'gae: Songmin Ch'oe Chong-yŏng Taebŏbwŏnjang chaeim kinyŏm (Ch'op'an in swae.). Pagyŏngsa.

Chicago Style (17th ed.) Citation

21 Segi Sabŏp ŭi Chŏn'gae: Songmin Ch'oe Chong-yŏng Taebŏbwŏnjang Chaeim Kinyŏm. Ch'op'an in swae. Sŏul: Pagyŏngsa, 2005.

MLA (9th ed.) Citation

21 Segi Sabŏp ŭi Chŏn'gae: Songmin Ch'oe Chong-yŏng Taebŏbwŏnjang Chaeim Kinyŏm. Ch'op'an in swae. Pagyŏngsa, 2005.

Warning: These citations may not always be 100% accurate.