TY - BOOK AU - Timbreza, Florentino T. AU - ED - ED - ED - ED - SN - 9711181355 (paperback) SN - 2 PY - 1993///;1994.46 CY - Manila :;Manila PB - Dela Salle University Press,;De La Salle University Press KW - KW - 2 KW - 0 KW - 6 KW - 20 N1 - Includes bibliographic records and index; 5 ER -