TY - BOOK AU - Campbell,John R. AU - Lasley,John Foster,1913- AU - Campbell,John R.,1933-.Science of animals that serve mankind TI - The science of animals that serve humanity PY - 1985/// CY - New York PB - McGraw-Hill KW - Livestock N1 - Rev. ed. of: The science of animals that serve mankind. 2nd ed. 1975; Includes index ER -