Hilgard, Ernest R. Theories of learning / Ernest R. Hilgard [and] Gordon H. Bower. - 3rd ed. - New York : Appleton-Century-Crofts, 1966 - vii, 661 p. illus. 24 cm. - Century psychology series . includes index Subjects--Topical Terms: Learning, Psychology of. Dewey Class. No.: 153.15 / H644