00800nac a22001931u 4500 080923s ua|||||r|||| 000 0 ara d 9770503304 370.78 ? ? ? ????? ????? ?? ??????? ???? ????? : ?? ??????? ???? ????? / ????? ??? ???? ? ??? ?????? ????? ???? ???? ????? ????? ?????? ?????? ???? ????? ??????? ?????? ??? ???? ????? ?3 ???????: ????? ??????? ???????? 1985. 1985. 651 ?? 24?? ??? ????? ?????: Understanding Educational Research :An Introduction/By Deobold B. Van Dalen.- New York:McGraw-Hill?1962 ????? ??? ??????? ??????????? Catalogued by: Sara ??? ???? ????? ??????? 15352 ??? ????? BB 370.78? ? ? ddc 7570 7570 0 0 ddc 0 0 Alef-Baa MAIN MAIN 1ST 2011-03-06 purchase 370.78 د ا ل 000009145 2025-07-15 00:00:00 BB