APA (7th ed.) Citation

Zill, D. G., & Cullen, M. R. (1997). Diferential equations with boundary- value problems (4th ed.). Brooks/Cole Publishing Co.

Chicago Style (17th ed.) Citation

Zill, Dennis G., and Michael R. Cullen. Diferential Equations with Boundary- Value Problems. 4th ed. Pacific Grove: Brooks/Cole Publishing Co, 1997.

MLA (8th ed.) Citation

Zill, Dennis G., and Michael R. Cullen. Diferential Equations with Boundary- Value Problems. 4th ed. Brooks/Cole Publishing Co, 1997.