000 00331nam a2200145Ia 4500
008 150418s9999||||xx |||||||||||||| ||und||
082 _a660 HOU
100 _a"Hougen, O.A."
245 _aChemical Process Principal P - I
250 _a2001
260 _bC B S C
300 _a660 HOU
600 _aEngineering
942 _2ddc
_cBK
999 _c7510
_d7510