APA (7 वां संस्करण) प्रशस्ति पत्र
Chopra, A. K. (2003). Dynamics of structures: Theory and applications to earthquake engineering (2nd ed.). Pearson Education.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Chopra, Anil K. Dynamics of Structures: Theory and Applications to Earthquake Engineering. 2nd ed. Delhi: Pearson Education, 2003.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Chopra, Anil K. Dynamics of Structures: Theory and Applications to Earthquake Engineering. 2nd ed. Pearson Education, 2003.
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