APA-ийн эшлэл(7 дахь хэвлэлт)

Petrovsky, I. G. (1991). Lectures on partial differential equations. Dover.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Petrovsky, Ivan Georgievich. Lectures on Partial Differential Equations. Nueva York: Dover, 1991.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Petrovsky, Ivan Georgievich. Lectures on Partial Differential Equations. Dover, 1991.