Cita APA (7th ed.)
Martin, R. H. (1983). Ordinary differential equations. McGraw-Hill.
Cita Chicago (17th ed.)
Martin, Robert H. Ordinary Differential Equations. Tokio, Japón: McGraw-Hill, 1983.
Cita MLA (9th ed.)
Martin, Robert H. Ordinary Differential Equations. McGraw-Hill, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.