Cita APA

Harrington, H. D., & Durrell, L. (1957). How to identify plants. Chicago: The Swallow Press INC..

Citación estilo Chicago

Harrington, H. D., y L.W Durrell. How to Identify Plants. Chicago: The Swallow Press INC., 1957.

Cita MLA

Harrington, H. D., y L.W Durrell. How to Identify Plants. Chicago: The Swallow Press INC., 1957.