APA (7 वां संस्करण) प्रशस्ति पत्र

CHOPRA, A. (2012). DYNAMICS OF STRUCTURES;THEORY AND APPLICATION OF EARTHQUAKE ENGINEERING (3RD.). PEARSON.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

CHOPRA, A.K. DYNAMICS OF STRUCTURES;THEORY AND APPLICATION OF EARTHQUAKE ENGINEERING. 3RD. NEW DELHI: PEARSON, 2012.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

CHOPRA, A.K. DYNAMICS OF STRUCTURES;THEORY AND APPLICATION OF EARTHQUAKE ENGINEERING. 3RD. PEARSON, 2012.