Cita APA (7th ed.)
Ponnuswamy, S. (1986). Bridge Engineering. tata McGraw-Hill.
Cita Chicago (17th ed.)
Ponnuswamy, S. Bridge Engineering. New Delhi: tata McGraw-Hill, 1986.
Cita MLA (9th ed.)
Ponnuswamy, S. Bridge Engineering. tata McGraw-Hill, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.