Chŏng, Y., Torrey, D. J., & Kim, C. (2012). Jugyo Yoji: = (The essentials of the Lord's teaching). Korean Christian classics series.
Chicago Style (17th ed.) CitationChŏng, Yak-chong, Deberniere J. Torrey, and Chae-hyŏn Kim. "Jugyo Yoji: = (The Essentials of the Lord's Teaching)." Korean Christian Classics Series 2012.
MLA (8th ed.) CitationChŏng, Yak-chong, et al. "Jugyo Yoji: = (The Essentials of the Lord's Teaching)." Korean Christian Classics Series, 2012.
Warning: These citations may not always be 100% accurate.