Cita APA

Michener, C. D., & Eickwort, K. R. (1966). Observations on Nests of Ceratina in Costa Rica (Hymenoptera, Apoidea).

Chicago Style Citation

Michener, Charles D., i Kathleen R. Eickwort. Observations On Nests of Ceratina in Costa Rica (Hymenoptera, Apoidea). 1966.

Cita MLA

Michener, Charles D., i Kathleen R. Eickwort. Observations On Nests of Ceratina in Costa Rica (Hymenoptera, Apoidea). 1966.

Atenció: Aquestes cites poden no estar 100% correctes.