Παραπομπή APA

Collatz, L. (1966). The numerical treatment of differntial equations. Springer - Verlag.

Παραπομπή Chicago Style

Collatz, Lothar. The Numerical Treatment of Differntial Equations. Berlin: Springer - Verlag, 1966.

Παραπομπή MLA

Collatz, Lothar. The Numerical Treatment of Differntial Equations. Springer - Verlag, 1966.