APA (7th ed.) Citation

Krzyzanski, M. (1971). Partial differential equations of second order. [PWN - Polish Scientific Publishers].

Chicago Style (17th ed.) Citation

Krzyzanski, Miroslaw. Partial Differential Equations of Second Order. Warszawa: [PWN - Polish Scientific Publishers], 1971.

MLA (9th ed.) Citation

Krzyzanski, Miroslaw. Partial Differential Equations of Second Order. [PWN - Polish Scientific Publishers], 1971.

Warning: These citations may not always be 100% accurate.