Ricardo,Henry J. (2009). A modern introduction to differential equations (2nd.). Elsevier.
Chicago Edition CitationRicardo,Henry J. A Modern Introduction to Differential Equations. 2nd. Amsterdan: Elsevier, 2009.
MLA Edition CitationRicardo,Henry J. A Modern Introduction to Differential Equations. 2nd. Elsevier, 2009.
Warning: These citations may not always be 100% accurate.