Learning and individual differences / edited by Robert M. Gagne. - Colombus : Charles E. Merril Publishing Co., 1967. - xv, 265 p. : ill. ; 24 cm. - Merrill's international psychology series . The symposium was held April 9 and 10, 1965. Includes bibliographies. ISBN: 067509819X Subjects--Topical Terms: Learning, Psychology of.Individual differences.