APA citiranje

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 citiranje

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