Colley, S. J. (2012). Vector calculus (4th ed.). Pearson.
Lua i Stíl Chicago (17ú heag.)Colley, Susan Jane. Vector Calculus. 4th ed. Boston: Pearson, 2012.
Lua MLA (8ú heag.)Colley, Susan Jane. Vector Calculus. 4th ed. Pearson, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.