Cita APA (7th ed.)

Gelfand, I. M., & Fomin, S. V. (2000). Calculus of variations. Dover.

Cita Chicago (17th ed.)

Gelfand, I. M., i S. V. Fomin. Calculus of Variations. Nueva York: Dover, 2000.

Cita MLA (9th ed.)

Gelfand, I. M., i S. V. Fomin. Calculus of Variations. Dover, 2000.