TY - BOOK AU - Shaffer, David R. AU - ED - ED - ED - ED - TI - : theory, research, and applications SN - 0534027563 (hardcover) SN - 2 PY - 1985///;copyright 1985.46 CY - Monterey, California PB - Brooks/Cole Publishing Company KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Child psychology;Adolescent psychology;Developmental psychology KW - Textbooks.;Textbooks.;Textbooks N1 - Includes bibliographical references and index; 5; Professional ER -