000 00353nam a2200157Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c180
040 _aBED
082 _a370.78 KHA S
100 _aKHAN, SHARIF
_92979
245 0 _aEDUCATION RESEARCH
260 _bA.P.H. PUBLICATION
_aNEW DELHI
300 _a164p.
500 _a1436
942 _cBK
999 _c1436
_d1436