Edwards, C. H., & Penney, D. E. (1998). [Calculus with analytic geometry. Selections]. Multivariable calculus with analytic geometry (5th ed.). Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Edwards, C. Henry, agus David E. Penney. [Calculus with Analytic Geometry. Selections]. Multivariable Calculus with Analytic Geometry. 5th ed. Upper Saddle River, NJ: Prentice-Hall, 1998.
Lua MLA (9ú heag.)Edwards, C. Henry, agus David E. Penney. [Calculus with Analytic Geometry. Selections]. Multivariable Calculus with Analytic Geometry. 5th ed. Prentice-Hall, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.