APA (7th ed.) Citation

Padrón, P. S., Roubik, D. W., & Picón, R. P. A Preliminary Checklist of the Orchid Bees (Hymenoptera: Apidae: Euglossini) of Ecuador. Wiley.

Chicago Style (17th ed.) Citation

Padrón, Pablo S., David W. Roubik, and Ruben P. Picón. A Preliminary Checklist of the Orchid Bees (Hymenoptera: Apidae: Euglossini) of Ecuador. Wiley.

MLA (9th ed.) Citation

Padrón, Pablo S., et al. A Preliminary Checklist of the Orchid Bees (Hymenoptera: Apidae: Euglossini) of Ecuador. Wiley.