TY  - BOOK
AU  - Nag P K
TI  - Engineering thermodynamics
U1  - C4:70bD, M1 
PY  - 1981///
CY  - New Delhi    
PB  -  Tata McGraw-Hill Pub      
KW  -  Engineering
KW  -  Thermodynamics
KW  - Physics
ER  -