APA (7th ed.) Zitazioa

Bliss, G. A. (1925). Calculus of variations (1a. ed.). Mathematical Association of America.

Chicago Style (17th ed.) Zitazioa

Bliss, Gilbert Ames. Calculus of Variations. 1a. ed. LaSalle: Mathematical Association of America, 1925.

MLA (9th ed.) Zitazioa

Bliss, Gilbert Ames. Calculus of Variations. 1a. ed. Mathematical Association of America, 1925.