000 00251nam a2200109Ia 4500
008 161008s9999 xx 000 0 und d
100 _aSINGH S
245 _aMECHANICAL CONVENTIONAL TYPE
250 _a1st
260 _bKHANNA BOOKS
_c2013
942 _cBK
999 _c43012
_d43012