TY - BOOK AU - Siongco, Pacita F. AU - ED - ED - ED - ED - TI - : an analysis SN - 2 PY - 0000///46 CY - PB - KW - KW - 2 KW - 0 KW - 6 KW - 20 N1 - Thesis (M.A.) -- Pamantasan ng Lungsod ng Maynila, 1987.;A thesis presented to the faculty of the Graduate School of Arts, Sciences and Education in partial fulfilment of the requirements for the degree Master of Science in Mathematics Education; 5 ER -