Cita APA

Rollins, R. C. 1., & Shaw, E. A. 1. (1973). The genus lesquerella (Cruciferae) in North America. Cambridge, Massachusetts: Harvard University Press.

Citación estilo Chicago

Rollins, Reed Clark 1911-1998, y Elizabeth Anne 1938- Shaw. The Genus Lesquerella (Cruciferae) in North America. Cambridge, Massachusetts: Harvard University Press, 1973.

Cita MLA

Rollins, Reed Clark 1911-1998, y Elizabeth Anne 1938- Shaw. The Genus Lesquerella (Cruciferae) in North America. Cambridge, Massachusetts: Harvard University Press, 1973.