APA (7 वां संस्करण) प्रशस्ति पत्र

DOMKUNDWAR ARORA. (2012). A COURSE IN REFRIGERATION AND AIR- CONDITIONING (8TH.). DHANPAT RAI & CO.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

DOMKUNDWAR ARORA. A COURSE IN REFRIGERATION AND AIR- CONDITIONING. 8TH. DELHI: DHANPAT RAI & CO, 2012.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

DOMKUNDWAR ARORA. A COURSE IN REFRIGERATION AND AIR- CONDITIONING. 8TH. DHANPAT RAI & CO, 2012.