Παραπομπή APA

Graaf, G. d. (1996). Artificial reproduction and pond rearing of the African catfish Clarias gariepinus in sub-Saharan Africa: A handbook. Rome: FAO.

Παραπομπή Chicago Style

Graaf, Gertjan de. Artificial Reproduction and Pond Rearing of the African Catfish Clarias Gariepinus in Sub-Saharan Africa: A Handbook. Rome: FAO, 1996.

Παραπομπή MLA

Graaf, Gertjan de. Artificial Reproduction and Pond Rearing of the African Catfish Clarias Gariepinus in Sub-Saharan Africa: A Handbook. Rome: FAO, 1996.

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