Παραπομπή σε μορφή APA (7η εκδ.)

Ėlʹsgolʹt︠s︡, L. Ė. (1961). Differential equations. Hindustan Pub. Corp.; sole distributors for Western Hemisphere: Gordon and Breach Publishers, New York.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ėlʹsgolʹt︠s︡, L. Ė. Differential Equations. Delhi: Hindustan Pub. Corp.; sole distributors for Western Hemisphere: Gordon and Breach Publishers, New York, 1961.

Παραπομπή σε μορφή MLA (8th εκδ.)

Ėlʹsgolʹt︠s︡, L. Ė. Differential Equations. Hindustan Pub. Corp.; sole distributors for Western Hemisphere: Gordon and Breach Publishers, New York, 1961.