Kyŏngch'algwan Chosŏnŏ kyogwasŏ :
iril ilsigan illyŏn chŏrŏp /
Yi Wan-ŭng, Idŭng Handang kongjŏ.
警察官 朝鮮語 敎科書 : 一日 一時間 一年 卒業
APA Citation
Yi, W., Ito, K., 伊藤韓堂., 李 完應. (171942). Kyŏngch'algwan Chosŏnŏ kyogwasŏ: iril ilsigan illyŏn chŏrŏp. Che 15-p'an. Kyŏngsŏng: Chosŏnŏ Yŏn'guhoe.
MLA Citation
Yi, Wan-ŭng, Kando Ito, 伊藤韓堂, and 李 完應. Kyŏngch'algwan Chosŏnŏ Kyogwasŏ: Iril Ilsigan Illyŏn Chŏrŏp. Che 15-p'an. Kyŏngsŏng: Chosŏnŏ Yŏn'guhoe, 171942.
Warning: These citations may not always be complete (especially for serials).