Παραπομπή APA

John, F. (1978). Partical differential equations/3rd ed (3rd ed.). Springer-Verlag.

Παραπομπή Chicago Style

John, Fritz. Partical Differential Equations/3rd Ed. 3rd ed. New York: Springer-Verlag, 1978.

Παραπομπή MLA

John, Fritz. Partical Differential Equations/3rd Ed. 3rd ed. Springer-Verlag, 1978.