APA (7th ed.) Citation

Samsŏng Kyŏngje Yŏnʾguso. (1998). 21-segi kukka chŏllyak kwa kaehyŏk kwaje. Samsŏng Kyŏngje Yŏnʾguso.

Chicago Style (17th ed.) Citation

Samsŏng Kyŏngje Yŏnʾguso. 21-segi Kukka Chŏllyak Kwa Kaehyŏk Kwaje. [Sŏul]: Samsŏng Kyŏngje Yŏnʾguso, 1998.

MLA (9th ed.) Citation

Samsŏng Kyŏngje Yŏnʾguso. 21-segi Kukka Chŏllyak Kwa Kaehyŏk Kwaje. Samsŏng Kyŏngje Yŏnʾguso, 1998.

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