TY - BOOK AU - Ariola, Mariano M. AU - ED - ED - ED - ED - SN - 978-971-23-4548-7 (paperback) SN - 2 PY - 2006///.46 CY - Manila, Philippines :;Manila PB - Rex Book Store,;Rex Book Store KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Methodology KW - Research KW - sears0 N1 - 5 ER -