APA ציטוט

Fritz John (1910-. (1981). Partial differential equations (with 25 figures). New York: Spriger-Verlag.

Trích dẫn kiểu Chicago

Fritz John (1910-. Partial Differential Equations (with 25 Figures). New York: Spriger-Verlag, 1981.

ציטוט MLA

Fritz John (1910-. Partial Differential Equations (with 25 Figures). New York: Spriger-Verlag, 1981.