Não informado. (1971). African Journal of Tropical Hydrobiology and Fisheries. African Fisheries Research Organizations.
Chicago-Zitierstil (17. Ausg.)Não informado. African Journal of Tropical Hydrobiology and Fisheries. Nairobi: African Fisheries Research Organizations, 1971.
MLA-Zitierstil (8. Ausg.)Não informado. African Journal of Tropical Hydrobiology and Fisheries. African Fisheries Research Organizations, 1971.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.