APA Edition Citation

Elsgolts, L. Differential equations and the calculus variations. Mir Publishers.

Chicago Edition Citation

Elsgolts, L. Differential Equations and the Calculus Variations. Moscow: Mir Publishers.

MLA Edition Citation

Elsgolts, L. Differential Equations and the Calculus Variations. Mir Publishers.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.