Snakes of the Peruvian coastal region,
by Karl P. Schmidt and Warren F. Walker.
APA Citation
Schmidt, K. Patterson., Walker, W. F. (Warren Franklin). (1943). Snakes of the Peruvian coastal region. Chicago.
MLA Citation
Schmidt, Karl Patterson, 1890-1957, and Warren F. (Warren Franklin) Walker. Snakes of the Peruvian Coastal Region. Chicago, 1943.
Warning: These citations may not always be complete (especially for serials).