Koch, Tankred. Anatomy of the chicken and domestic birds. Illustrated by Erwin Rossa. Edited and translated from the German manuscript by Bernard H. Skold and Louis DeVries. - [1st ed.] - Ames, Iowa State University Press, 1973. Bibliography: p. 159. ISBN: 0813802555 LCCN: 71137093 Subjects--Topical Terms: Poultry -- Anatomy.--Poultry -- Anatomy. LC Class. No.: QL697 / .K613 Dewey Class. No.: 636.5/08/91