TY  - BOOK
AU  - Ballaney, P.L.
AU  - Ballaney, P.L.
TI  - Refrigeration and air conditioning
AV  - 621.56 BAL 1995 
U1  - 621.56 BAL 1995 
PY  - 1995///
CY  - New Delhi
PB  - Khanna
KW  - Mechanical Engineering
ER  -