Cita APA (7a ed.)

Ricardo, H. (2003). A modern introduction to differential equations. Houghton Mifflin Company.

Cita Chicago Style (17a ed.)

Ricardo, Henry. A Modern Introduction to Differential Equations. Boston: Houghton Mifflin Company, 2003.

Cita MLA (9a ed.)

Ricardo, Henry. A Modern Introduction to Differential Equations. Houghton Mifflin Company, 2003.