Cita APA

Berry, F. H. 1., Kress, W. J., & Farrand, J. (1991). Heliconia: An identification guide. Washington, D.C.: Smithsonian Institution Press.

Citación estilo Chicago

Berry, Frederick H. 1927-, W. John Kress, y John Farrand. Heliconia: An Identification Guide. Washington, D.C.: Smithsonian Institution Press, 1991.

Cita MLA

Berry, Frederick H. 1927-, W. John Kress, y John Farrand. Heliconia: An Identification Guide. Washington, D.C.: Smithsonian Institution Press, 1991.