Dyfyniad APA

Sugg, I. C., & Kreuter, U. P. (1994). Elephants and ivory: Lessons from the trade ban. IEA Environment Unit.

Dyfyniad Arddull Chicago

Sugg, Ike C., and Urs P. Kreuter. Elephants and Ivory: Lessons from the Trade Ban. London: IEA Environment Unit, 1994.

Dyfyniad MLA

Sugg, Ike C., and Urs P. Kreuter. Elephants and Ivory: Lessons from the Trade Ban. IEA Environment Unit, 1994.

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