APA引文

Gelfand, I., & Fomin, S. (1963). Calculus of variations. Prentice - Hall.

Chicago Edition Citation

Gelfand, I.M, and S.V Fomin. Calculus of Variations. Prentice - Hall, 1963.

MLA引文

Gelfand, I.M, and S.V Fomin. Calculus of Variations. Prentice - Hall, 1963.

警告：这些引文格式不一定是100％准确.