Iowa State University Veterinarian Records, RS 22/6/0/9, University Archives, Special Collections Department, Iowa State University, http://www.add.lib.iastate.edu/spcl/arch/rgrp/22-6-0-9.html
"Veterinary Clinical Pathology", edited by D.L. Doxey, pub. by Bailliere, Tindall and Cassell, Ltd., London and in the United States by Williams and Wilkins Co., Baltimore. 1971. $12.75.
Prasse, K. W.
Iowa State University Veterinarian: Vol. 34
, Article 15.
Available at: http://lib.dr.iastate.edu/iowastate_veterinarian/vol34/iss2/15