000 00306nam a2200109Ia 4500
008 171211s9999 xx 000 0 und d
245 _aIntroduction To Oil And Gas Operational Safety
245 _cOther
260 _c2015
650 _xSCIENCE
856 _uhttp://down.ebook777.com/IntToOilAndGasOpeSaf.pdf
999 _c349678
_d349678