Ross, S. L. (1984). Differential Equations (3rd ed.). Modern Book Centre.
Cita Chicago (17th ed.)Ross, S. L. Differential Equations. 3rd ed. New York: Modern Book Centre, 1984.
Cita MLA (9th ed.)Ross, S. L. Differential Equations. 3rd ed. Modern Book Centre, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.