APA način citiranja

Beer, J. (1981). Cordia alliodora with Theobroma cacao: A traditional agro-forestry combination in the humid tropics.

Čikaški stil citiranja

Beer, John. Cordia Alliodora With Theobroma Cacao: A Traditional Agro-forestry Combination in the Humid Tropics. 1981.

MLA način citiranja

Beer, John. Cordia Alliodora With Theobroma Cacao: A Traditional Agro-forestry Combination in the Humid Tropics. 1981.

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