TY  - BOOK
AU  - Berl, Walter G. 
AU  - Powell, Richard W.
TI  - Efficient Comfort Conditioning: The heating and Cooling of Buildings 
SN  - 0891582908
U1  - 697 
PY  - 1979///
CY  - Washington
PB  - Westview Press
KW  - Air conditioning
KW  - Heating
N1  - Include Index
ER  -