APA (7th ed.) Citation

Powers, D. L. (2006). Boundary value problems: And partial differential equations (5th ed.). Elsevier Academic Press.

Chicago Style (17th ed.) Citation

Powers, David L. Boundary Value Problems: And Partial Differential Equations. 5th ed. Amsterdam ; Boston: Elsevier Academic Press, 2006.

MLA (9th ed.) Citation

Powers, David L. Boundary Value Problems: And Partial Differential Equations. 5th ed. Elsevier Academic Press, 2006.