APA Citation

Kim, S., Oh, K., Choi, Y. 1., Yoon, H. 1., & Choi, Y. (2017). New Sogang Korean 4A. Seul: Korean Language Education Center.

Chicago Style Citation

Kim, Song-hee, Kyung-sook Oh, Young-mi 1961- Choi, Hyesook 1975- Yoon, and Yeon-jae Choi. New Sogang Korean 4A. Seul: Korean Language Education Center, 2017.

MLA Citation

Kim, Song-hee, et al. New Sogang Korean 4A. Seul: Korean Language Education Center, 2017.

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