Cita APA

Lefschetz, S. (1962). Differential equations: Geometric theory (2nd ed.).

Chicago Edition Citation

Lefschetz, Solomon. Differential Equations: Geometric Theory. 2nd ed. 1962.

Cita MLA

Lefschetz, Solomon. Differential Equations: Geometric Theory. 2nd ed. 1962.

Atenció: Aquestes cites poden no estar 100% correctes.