APA Edition Citation

Ricardo, H. J. (2009). Modern introduction to differential equations (23.).

Chicago Edition Citation

Ricardo, Hentry J. Modern Introduction to Differential Equations. 23. Elsevier Academic Press, 2009.

MLA Edition Citation

Ricardo, Hentry J. Modern Introduction to Differential Equations. 23. 2009.

Warning: These citations may not always be 100% accurate.