Hughes-Hallett, D. (1994). Calculus. Wiley.
Lua i Stíl Chicago (17ú heag.)Hughes-Hallett, Deborah. Calculus. New York: Wiley, 1994.
Lua MLA (9ú heag.)Hughes-Hallett, Deborah. Calculus. Wiley, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.