Gedaly - Duff Vivian. Hurlock Elizabeth B. Kaakinen Joanna Rowe. Developmental Psychology : A Life-Span Approach - 5th ed. - New York McGraw - Hill 1982 - 477 p. ISBN: 9740829548 Subjects--Topical Terms: ”HUMAN DEVELOPMENT / DEVELOPMENTAL PSYCHOLOGY” LC Class. No.: BF713 / H87D 1982