000 00421nam a2200157Ia 4500
008 231217s9999 xx 000 0 und d
041 _aEnglish
082 _a621 ROY;5
100 _aRoy K P Choudhury, S K Hajra Choudhury, A K Hajra
245 0 _aElements of mechanical engineering
250 _a4th ed.
260 _c1978
_bMedia Promoters
300 _av+561
650 _aMechanical engineering
942 _cAA
999 _c164076
_d164076