APA (7th ed.) Citation

Hale, J. K. (1980). Ordinary differential equations (2nd ed.). R. E. Krieger Pub. Co..

Chicago Style (17th ed.) Citation

Hale, Jack K. Ordinary Differential Equations. 2nd ed. Huntington, N.Y.: R. E. Krieger Pub. Co., 1980.

MLA (9th ed.) Citation

Hale, Jack K. Ordinary Differential Equations. 2nd ed. R. E. Krieger Pub. Co., 1980.