TY  - BOOK
AU  - Elonka (Stephen M.); Kohan (Anthony L.)
TI  - Standard Boiler Operators'  Questions and Answers
SN  - 0-07-099292-4
U1  - C4:553     L3;5 
PY  - 1973///
PB  - "Tata McGraw Hill Publ. Comp. Ltd., New Delhi"
ER  -