TY  - BOOK
AU  - MANGAL, NARENDRA KUMAR
TI  - Prashitan avam Vatanukulan (Refrigeration and Airconditioning)
U1  - D6,8(MC421) 
PY  - 1984///
CY  - Jaipur
PB  - Rajasthan Hindi Granth Academy
KW  - REFRIGERATION AND AIRCONDITIONING
ER  -