Cita APA (7th ed.)

(1956). Partial differential equations. Interscience Publishers.

Cita Chicago (17th ed.)

Partial Differential Equations. New York: Interscience Publishers, 1956.

Cita MLA (9th ed.)

Partial Differential Equations. Interscience Publishers, 1956.

Atenció: Aquestes cites poden no estar 100% correctes.