Παραπομπή APA

Ince, E. L. (1956). Ordinary differential equations. Dover Publications.

Παραπομπή Chicago Style

Ince, E. L. Ordinary Differential Equations. [New York]: Dover Publications, 1956.

Παραπομπή MLA

Ince, E. L. Ordinary Differential Equations. Dover Publications, 1956.