APA引文

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

Trích dẫn kiểu Chicago

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

MLA引文

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

警告：这些引文格式不一定是100％准确.