000 00347nam a2200145Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
040 _e145673
_aMAIN
041 _aEnglish
082 _a371.3028 B179S
100 _aBakshi, N S
245 0 _aShiksha takniki
260 _aNew Delhi
_bPrerana Prakashan
_c2007
300 _a226 p.
942 _cBK
999 _c146133
_d146133