Παραπομπή APA

Bpyce, W. E., & Diprima, R. C. (1976). Elementary differential equations and boundary value problems (Ed.3.).

Παραπομπή Chicago Style

Bpyce, William E., και Richard C. Diprima. Elementary Differential Equations and Boundary Value Problems. Ed.3. New York, John Wiley and Sons, 1976.

Παραπομπή MLA

Bpyce, William E., και Richard C. Diprima. Elementary Differential Equations and Boundary Value Problems. Ed.3. 1976.