APA-referens

Novak, R. M., & Robinson, D. C. (1975). Observations on the reproduction and ecology of the tropical montane toad, Bufo holdridgei Taylor in Costa Rica.

Chicago-stil citat

Novak, Richard M., och Douglas C. Robinson. Observations On the Reproduction and Ecology of the Tropical Montane Toad, Bufo Holdridgei Taylor in Costa Rica. 1975.

MLA-referens

Novak, Richard M., och Douglas C. Robinson. Observations On the Reproduction and Ecology of the Tropical Montane Toad, Bufo Holdridgei Taylor in Costa Rica. 1975.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.