TY  - BOOK
AU  - Ballaney, P.L."
TI  - Refrigeration and air conditioning
AV  - TP492 .B35
PY  - 1980///
CY  - Delhi
PB  - Khanna Pub., 
KW  - 1. Air conditioning 2. Refrigeration and refrigerating machine
KW  - "Y"
N1  - "N"
ER  -