Boyce, W. E., & DiPrima, R. C. (2009). Differential Equations: Elementary differential equations and boundary value problems (9th ed.). John Wiley & Sons.
Cita Chicago (17th ed.)Boyce, William E., i Richard C. DiPrima. Differential Equations: Elementary Differential Equations and Boundary Value Problems. 9th ed. New York: John Wiley & Sons, 2009.
Cita MLA (9th ed.)Boyce, William E., i Richard C. DiPrima. Differential Equations: Elementary Differential Equations and Boundary Value Problems. 9th ed. John Wiley & Sons, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.