00609nam a2200229Ia 4500 PHSA 20260825132851.0 231128s9999 xx 000 0 und d 9712303551 PHSA PHSA 001.42 Sanchez, C. A. Methods and techniques of research / C.A. Sanchez Revised ed. Manila : Rex Book Store, 1980 229 p. ; 22 cm. Research methods Research Methodology Social sciences Research Research techniques BK ddc 451 451 0 0 ddc 0 0 000-099 PHSA PHSA FIL 2023-11-29 1 FIL 001.42 Sa194m 1980 3239 2026-07-15 09:06:00 2026-07-09 2023-11-29 BK