TY - BOOK AU - Leveriza, Jose P. AU - ED - ED - ED - ED - SN - 9710846116 SN - 2 PY - 2010///];199046 CY - Mandaluyong City PB - National Book Store KW - KW - 2 KW - 0 KW - 6 KW - 20 N1 - Includes bibliographic records and index; 5 ER -