APA (7th ed.) Citation

Edwards, C. H., & Penney, D. Ε. (1989). Elementary differential equations with boundary value problems (2nd ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Edwards, C. Henry, and David Ε Penney. Elementary Differential Equations with Boundary Value Problems. 2nd ed. Englewood Cliffs: Prentice Hall, 1989.

MLA (8th ed.) Citation

Edwards, C. Henry, and David Ε Penney. Elementary Differential Equations with Boundary Value Problems. 2nd ed. Prentice Hall, 1989.