Hergenhahn, B. R. An introduction to theories of personality / B.R. Hergenhahn, Matthew H. Olson - 7th ed. - Upper Saddle River, NJ : Pearson Prentice Hall, 2007 - 582 p. : ill. ; 25 cm. ISBN: 0132047594 Subjects--Topical Terms: Psychology--History--Textbooks