The science of animals that serve humanity /
Campbell, John R., 1933-
The science of animals that serve humanity / John R. Campbell, John F. Lasley. - 3rd ed. - New York: McGraw-Hill, 1985. - 834p.: ill.; 24cm
Rev. ed. of: The science of animals that serve mankind. 2nd ed. 1975.
Includes index.
Livestock.
The science of animals that serve humanity / John R. Campbell, John F. Lasley. - 3rd ed. - New York: McGraw-Hill, 1985. - 834p.: ill.; 24cm
Rev. ed. of: The science of animals that serve mankind. 2nd ed. 1975.
Includes index.
Livestock.