Cita APA (7th ed.)
Simmons, G. F. (2001). Differential equations. Tata McGraw-Hill.
Cita Chicago (17th ed.)
Simmons, George F. Differential Equations. New Delhi: Tata McGraw-Hill, 2001.
Cita MLA (9th ed.)
Simmons, George F. Differential Equations. Tata McGraw-Hill, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.