Cita APA (7th ed.)

Morris, M. (1952). Differential equations (3rd ed.). Prentice-Hall.

Cita Chicago (17th ed.)

Morris, Max. Differential Equations. 3rd ed. Englewood Cliffs N. J: Prentice-Hall, 1952.

Cita MLA (9th ed.)

Morris, Max. Differential Equations. 3rd ed. Prentice-Hall, 1952.

Atenció: Aquestes cites poden no estar 100% correctes.