Nag, D. (2012). Strength of materials (2nd ed.). Wiley - India.
Chicago Edition CitationNag, Debabrata. Strength of Materials. 2nd ed. New Delhi: Wiley - India, 2012.
Cita MLANag, Debabrata. Strength of Materials. 2nd ed. Wiley - India, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.