Cita APA

H. Gonzalez, V., Griswold, T., & Ayala, R. (2010). Two new species of nocturnal bees of the genus Megalopta (Hymenoptera: Halictidae) with keys to species. Universidad de Costa Rica.

Citación estilo Chicago

H. Gonzalez, Victor, Terry Griswold, y Ricardo Ayala. Two New Species of Nocturnal Bees of the Genus Megalopta (Hymenoptera: Halictidae) With Keys to Species. Universidad de Costa Rica, 2010.

Cita MLA

H. Gonzalez, Victor, Terry Griswold, y Ricardo Ayala. Two New Species of Nocturnal Bees of the Genus Megalopta (Hymenoptera: Halictidae) With Keys to Species. Universidad de Costa Rica, 2010.