TY - BOOK AU - Sigelman,Carol K. AU - Rider,Elizabeth A. TI - Life-span human development SN - 0534553508 AV - BF713 .S53 2003 U1 - 155 21 PY - 2003/// CY - Australia, Belmont, CA PB - Thomson/Wadsworth KW - Developmental psychology KW - Textbooks N1 - Includes bibliographical references (p. R1-R71) and indexes ER -