APA (7th ed.) Citation

Im, T. (1973). Chŏngch'i chirihak wŏllon. Ilchisa.

Chicago Style (17th ed.) Citation

Im, Tŏk-sun. Chŏngch'i Chirihak Wŏllon. Sŏul: Ilchisa, 1973.

MLA (9th ed.) Citation

Im, Tŏk-sun. Chŏngch'i Chirihak Wŏllon. Ilchisa, 1973.

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