Cita APA (7th ed.)
Duggal, S. (2013). Earthquake-resistant design of structures (2nd ed.). Oxford University Press.
Cita Chicago (17th ed.)
Duggal, S.K. Earthquake-resistant Design of Structures. 2nd ed. New Delhi: Oxford University Press, 2013.
Cita MLA (9th ed.)
Duggal, S.K. Earthquake-resistant Design of Structures. 2nd ed. Oxford University Press, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.