Cita APA

Adams, H. H., Ark, P. A., Burgeff, H. E. N. 1., Childers, N. F. 1., Cibes, H. R., & Withner, C. L. 1. (1959). The orchids: A scientific survey. New York: The Ronald Press Company.

Citación estilo Chicago

Adams, Helen H., Peter A. Ark, Hans Edmund Nicola 1883-1976 Burgeff, Norman Franklin 1910- Childers, Héctor R. Cibes, y Carl Leslie 1918-2012 Withner. The Orchids: A Scientific Survey. New York: The Ronald Press Company, 1959.

Cita MLA

Adams, Helen H., et al. The Orchids: A Scientific Survey. New York: The Ronald Press Company, 1959.