Polking, J. (2006). Differential equations. New Jersey: Pearson Prentice Hall.
Chicago Style CitationPolking, John. Differential Equations. New Jersey: Pearson Prentice Hall, 2006.
Cita MLAPolking, John. Differential Equations. New Jersey: Pearson Prentice Hall, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.