000 00502nam a22001577a 4500
020 _a9780070992924
082 _a621.183
_bELO/ST
100 _aElonka, Stephen Michael
245 _aStandard boiler operators' questions and answers
260 _aNEW DELHI
_bTata McGraw Hill
_c1969
300 _a365p.
650 _aSteam-boilers
700 _aKohan, Anthony Lawrence
856 _uhttps://www.academia.edu/27881406/Standard_Boiler_Operators_Questions_and_Answers_Elonka_and_Kohan_pdf
942 _cBK
999 _c12295
_d12294