Cita APA (7th ed.)

Markley, N. G. (2004). Principles of differential equations. John Wiley.

Cita Chicago (17th ed.)

Markley, Nelson G. Principles of Differential Equations. Hoboken, NJ: John Wiley, 2004.

Cita MLA (8th ed.)

Markley, Nelson G. Principles of Differential Equations. John Wiley, 2004.