TY  - BOOK
AU  - Duffie, John A.
AU  - Beckman, William A.
TI  - Solar Engineering of Thermal Processes 
SN  - 0471510564
U1  - 621.47 
PY  - 1991///
CY  - New York : 
PB  - John Wiley, 
KW  - Solar Energy
N1  - NN
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/0-471-51056-4.pdf
ER  -