Cita APA (7th ed.)
Boyce, W. E., & DiPrima, R. C. (2001). Elementary differential equations (7th ed.). Wiley.
Cita Chicago (17th ed.)
Boyce, William E., i Richard C. DiPrima. Elementary Differential Equations. 7th ed. New York: Wiley, 2001.
Cita MLA (9th ed.)
Boyce, William E., i Richard C. DiPrima. Elementary Differential Equations. 7th ed. Wiley, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.