Παραπομπή APA

Bettis, D. G. (1974). Proceedings of the conference on the numerical solution of ordinary differential equations.

Παραπομπή Chicago Style

Bettis, Dale G. Proceedings of the Conference on the Numerical Solution of Ordinary Differential Equations. Springer-Verlag, Berlin, 1974.

Παραπομπή MLA

Bettis, Dale G. Proceedings of the Conference on the Numerical Solution of Ordinary Differential Equations. 1974.