Abell, M. L., & Braselton, J. P. (2001). Modern differential equations (2nd ed.). Harcourt College Publishers.
Chicago Edition CitationAbell, Martha L., i James P. Braselton. Modern Differential Equations. 2nd ed. Fort Worth: Harcourt College Publishers, 2001.
Cita MLAAbell, Martha L., i James P. Braselton. Modern Differential Equations. 2nd ed. Harcourt College Publishers, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.