TY - BOOK AU - AU - ED - ED - ED - ED - TI - : an approach to families and population groups SN - 9789713012876 (paperback) SN - 2 PY - 2007///];copyright 200746 CY - Manila PB - Merriam & Webster Bookstore, Inc. KW - KW - 2 KW - 0 KW - 6 KW - 20 N1 - 5 ER -