TY  - BOOK
AU  - Beckman, William A.
AU  - Duffie, John A.
AU  - Klein, Sanford A.
TI  - Solar Heating Design 
SN  - 0471034061
U1  - 697.78 
PY  - 1977///
CY  - New York : 
PB  - John Wiley, 
KW  - F Chart Computer Program
KW  - Solar Heating
N1  - NN
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/0-471-03406-1.pdf
ER  -