TY  - BOOK
AU  - Gebhardt,George Frederick
TI  - Steam power plant engineering / 
PY  - 1910///
CY  - New York : 
PB  - J. Wiley
KW  - CENTRALES ELECTRICAS DE VAPOR
UR  - https://archive.org/details/in.ernet.dli.2015.153645/page/n15/mode/2up
ER  -