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
Most people agree that for a thorough understanding of any subject the mechanism of action must be known.
Kunesh, Jerry P.
"Antibiotics, How Do They Act?,"
Iowa State University Veterinarian: Vol. 32
, Article 3.
Available at: http://lib.dr.iastate.edu/iowastate_veterinarian/vol32/iss2/3