000 00282nam a2200121Ia 4500
008 220201s1985 xx 000 0 eng d
100 _aMATHUR S B
245 0 _aMECHANICAL ENGINEERING
250 _a2
260 _aDELHI
_bDHANPAT RAI AND SONS
_c1985
300 _a815
942 _2ddc
999 _c90640
_d90640