Edwards, C. H., & Penney, D. E. (2005). Differential equations & linear algebra (Second edition.). Pearson/Prentice Hall.
Cita Chicago (17th ed.)Edwards, C. H., i David E. Penney. Differential Equations & Linear Algebra. Second edition. Upper Saddle River, New Jersey: Pearson/Prentice Hall, 2005.
Cita MLA (9th ed.)Edwards, C. H., i David E. Penney. Differential Equations & Linear Algebra. Second edition. Pearson/Prentice Hall, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.