Gaya APA

Joo, S., Kwak, T. (2007). North Korea’s Second Nuclear Crisis and Northeast Asian Security . Burlington: Ashgate.United States of America.

Gaya MLA

Joo, Seung-Ho., Kwak, Tae-Hwan. "North Korea’s Second Nuclear Crisis and Northeast Asian Security". Burlington: Ashgate.United States of America, 2007. Koleksi Elektronik.