Berk, Laura E. Child development / Laura E. Berk. - 3rd ed. - Boston : Allyn and Bacon, ♭1994. - xv, 580 p. (various pagings) : ill (some color) ; 29 cm. Includes bibliographical reference and index. ISBN: 0205154735 LC Class. No.: HQ767.9 / .B47 1994