Cita APA (7th ed.)
Ahsan, Z. (2004). Differential equations and their applications (2nd ed.). Prentice Hall of India.
Cita Chicago (17th ed.)
Ahsan, Zafar. Differential Equations and Their Applications. 2nd ed. New Delhi: Prentice Hall of India, 2004.
Cita MLA (9th ed.)
Ahsan, Zafar. Differential Equations and Their Applications. 2nd ed. Prentice Hall of India, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.