APA Edition Citation

Petrovsky, I. G. (1964). Lectures on partial differential equations.

Chicago Edition Citation

Petrovsky, I G. Lectures on Partial Differential Equations. Dover Publication, New York, 1964.

MLA Edition Citation

Petrovsky, I G. Lectures on Partial Differential Equations. 1964.

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