Parasites and parasitic diseases of sheep /
Lucker, John T.(John Thomas),1901-
Foster, A. O.(Aurel Overton),1906-
United States.Department of Agriculture.
Washington, D.C. : U.S. Dept. of Agriculture,
1958.
"A revision of an earlier edition by M.C. Hall, G. Dikmans and W.H. Wright."
Includes bibliographical references.
Sheep