TY  - RPRT
TI  - Solar heating and cooling in buildings : methods of economic evaluation
AU  - Ruegg, Rosalie T
PY  - 1975
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 75-712
DO  - 10.6028/NBS.IR.75-712
ER  -