APA aipamena

Wille, A. (1962). A New Species of Stingless Bee (Meliponini from Costa Rica.

Chicago Style aipamena

Wille, Alvaro. A New Species of Stingless Bee (Meliponini From Costa Rica. 1962.

MLA aipamena

Wille, Alvaro. A New Species of Stingless Bee (Meliponini From Costa Rica. 1962.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.