Hill, M. A., & Linker, J. B. (1955). Introduction to college mathematics (Rev. ed.). Holt.
Lua i Stíl Chicago (17ú heag.)Hill, Michael Arendell, agus Joseph Burton Linker. Introduction to College Mathematics. Rev. ed. New York: Holt, 1955.
Lua MLA (9ú heag.)Hill, Michael Arendell, agus Joseph Burton Linker. Introduction to College Mathematics. Rev. ed. Holt, 1955.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.