000 00309nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c450
040 _aET
100 _aCHHAYA SHUKLA
245 0 _aMATHOD OF TEACHING
260 _bSUMIT ENT
_aNEW DELHI
300 _a200
500 _a9183
942 _cBK
999 _c15513
_d15513