000 00319nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c200
040 _aET
100 _aLATA SUMAN
245 0 _aEDUCATIONal TECHNOLOGY
260 _bSHIPRA BOOK DEPOT
_aNEW DELHI
300 _a245
500 _a65170
942 _cBK
999 _c71133
_d71133