Cita APA

Glassberg, J. (2017). A Swift guide to butterflies of North America (2. edition.). Princeton, New Jersey: Princeton University Press.

Citación estilo Chicago

Glassberg, Jeffrey. A Swift Guide to Butterflies of North America. 2. edition. Princeton, New Jersey: Princeton University Press, 2017.

Cita MLA

Glassberg, Jeffrey. A Swift Guide to Butterflies of North America. 2. edition. Princeton, New Jersey: Princeton University Press, 2017.