APA (7th ed.) Citation

Ritger, P. D. (1968). Differential equations with applications. McGraw-Hill Book Co., Inc.

Chicago Style (17th ed.) Citation

Ritger, Paul D. Differential Equations with Applications. New York: McGraw-Hill Book Co., Inc, 1968.

MLA (9th ed.) Citation

Ritger, Paul D. Differential Equations with Applications. McGraw-Hill Book Co., Inc, 1968.