Ceder, J. G., & Outcalt, D. L. (1977). Calculus. Allyn and Bacon.
Lua i Stíl Chicago (17ú heag.)Ceder, Jack Gary, agus David L. Outcalt. Calculus. Boston: Allyn and Bacon, 1977.
Lua MLA (9ú heag.)Ceder, Jack Gary, agus David L. Outcalt. Calculus. Allyn and Bacon, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.