APA Citation

Dressler, R. L. 1. New species of Euglossa IV: The cordata and purpurea species groups (Hymenoptera : Apidae).

Chicago Style Citation

Dressler, Robert Louis 1927-2019. New Species of Euglossa IV: The Cordata and Purpurea Species Groups (Hymenoptera : Apidae).

MLA Citation

Dressler, Robert Louis 1927-2019. New Species of Euglossa IV: The Cordata and Purpurea Species Groups (Hymenoptera : Apidae).

Warning: These citations may not always be 100% accurate.