APA-viite

Edwards, C., & Penney, D. E. (1996). Differential equations and boundary value problems: Computing and modeling. PHI.

Chicago-tyylinen lähdeviittaus

Edwards, C.H, ja David E. Penney. Differential Equations and Boundary Value Problems: Computing and Modeling. New Jersey: PHI, 1996.

MLA-viite

Edwards, C.H, ja David E. Penney. Differential Equations and Boundary Value Problems: Computing and Modeling. PHI, 1996.