TY - BOOK AU - Seifert, Kelvin L. AU - Robert J. Hoffnung TI - Child and adolescent development SN - 0-395-43236-7. U1 - Circ. 305.23121 S459c 1991 2nd ed. PY - 1991/// CY - Boston : PB - Houghton Mifflin Company, KW - Adolescence KW - Child development N1 - Includes bibliographical references and index ER -