APA ציטוט

Friedman, A. (1964). Partial differential equations of parabolic type.

Chicago Edition Citation

Friedman, Avner. Partial Differential Equations of Parabolic Type. Prentice-Hall Inc., Englewood Cliffs, New Jersey, 1964.

ציטוט MLA

Friedman, Avner. Partial Differential Equations of Parabolic Type. 1964.