Cita APA

Kim, S., Oh, K., Choi, Y., Yoon, H. 1., & Choi, Y. (2014). Sogang Korean 4A: New series. Seul: Korean Langauge Education Center.

Citación estilo Chicago

Kim, Song-hee, Kyung-sook Oh, Youngsup Choi, Hyesook 1975- Yoon, y Yeon-jae Choi. Sogang Korean 4A: New Series. Seul: Korean Langauge Education Center, 2014.

Cita MLA

Kim, Song-hee, et al. Sogang Korean 4A: New Series. Seul: Korean Langauge Education Center, 2014.