APA引文

Lefschetz, S. (1963). Differential equations: Geometric theory (2d ed.). New York: Interscience Publishers.

Trích dẫn kiểu Chicago

Lefschetz, Solomon. Differential Equations: Geometric Theory. 2d ed. New York: Interscience Publishers, 1963.

MLA引文

Lefschetz, Solomon. Differential Equations: Geometric Theory. 2d ed. New York: Interscience Publishers, 1963.

警告：这些引文格式不一定是100％准确.