APA aipamena

Boyce, W. E., & DiPrima, R. C. (1977). Elementary differential equations and boundary value problems (4th ed.). Wiley.

Chicago Style aipamena

Boyce, William E., and Richard C. DiPrima. Elementary Differential Equations and Boundary Value Problems. 4th ed. New York: Wiley, 1977.

MLA aipamena

Boyce, William E., and Richard C. DiPrima. Elementary Differential Equations and Boundary Value Problems. 4th ed. Wiley, 1977.