Cita APA

Gel´fand, I. M., Fomin, S. V., & Silverman, R. A. (1963). Calculus of variations Prentice-Hall.

Citación estilo Chicago

Gel´fand, I. M., S. V. Fomin, and Richard A. Silverman. Calculus of Variations. Rev. English ed. Englewood Cliffs, N.J.: Prentice-Hall, 1963.

Cita MLA

Gel´fand, I. M., S. V. Fomin, and Richard A. Silverman. Calculus of Variations. Rev. English ed. Englewood Cliffs, N.J.: Prentice-Hall, 1963.