Engle, T. L. Psychology : its principles and applications / T.L. Engle [and] Louis Snellgrove - 7th edition - New York : Harcourt Brace Jovanovich, 1979 - 444 p. : ill. ; 26 cm. ISBN: 0153748273 LCCN: 79-108782 Subjects--Topical Terms: Psychology