TY  - BOOK
AU  - Kaushik, S C .
AU  - Nayak,.
AU  - Tiwari,G.N  .
TI  - Thermal control in  passive solar buildings / 
SN  - 81-85147-17-5
U1  - 621.47 
PY  - 1988///
CY  - Delhi : 
PB  - IBT Publishers & distributors , 
ER  -