Παραπομπή σε μορφή APA (7η εκδ.)

Van Song, N. (2003). Wildlife trading in Vietnam: Why it flourishes. Economy and Environment Program for Southeast Asia.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Van Song, Nguyen. Wildlife Trading in Vietnam: Why It Flourishes. Singapore: Economy and Environment Program for Southeast Asia, 2003.

Παραπομπή σε μορφή MLA (9th εκδ.)

Van Song, Nguyen. Wildlife Trading in Vietnam: Why It Flourishes. Economy and Environment Program for Southeast Asia, 2003.