000 00272nam a2200133Ia 4500
100 _aNath, Prem
365 _b7.5
942 _cBK
654 _a
245 _aVision of Education
260 _aDelhi
_bUniversal Publishers
_c1964
082 _a370.1
300 _a(3),101
999 _c348087
_d348087
041 _aeng