Kelvin L Seifert Robert J Hoffnung Child and adolescent development/ by Kelvin L Seifert and Robert J Hoffnung. - Boston: Houghton Mifflin, 2000. - 533p. ISBN: 9780395964262 Subjects--Topical Terms: Adolescent developmentChild DevelopmentSocial Sciences Dewey Class. No.: 305.231 / KEL/C