APA aipamena

Dressler, R. L. (1982). New species of Euglossa IV. The cordata and purpurea species groups (Hymenoptera: Apidae).

Chicago Style aipamena

Dressler, Robert L. New Species of Euglossa IV. The Cordata and Purpurea Species Groups (Hymenoptera: Apidae). 1982.

MLA aipamena

Dressler, Robert L. New Species of Euglossa IV. The Cordata and Purpurea Species Groups (Hymenoptera: Apidae). 1982.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.