College zoology - Hegner, Robert William, 1880-1942.; Stiles, Karl Amos, 1897-1968 (New York : Macmillan, 1959)
Eighth ed. by K. A. Stiles, R. W. Hegner, and R. A. Boolootian; 9th ed. by R. A. Boolootian and K. A. Stiles.
Includes bibliography.
Keywords: Zoology