Van Song, N. (2003). Wildlife trading in Vietnam: Why it flourishes. Economy and Environment Program for Southeast Asia.
Chicago-viite (17. p.)Van Song, Nguyen. Wildlife Trading in Vietnam: Why It Flourishes. Singapore: Economy and Environment Program for Southeast Asia, 2003.
MLA-viite (9. p.)Van Song, Nguyen. Wildlife Trading in Vietnam: Why It Flourishes. Economy and Environment Program for Southeast Asia, 2003.
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