Sullivan, J. R. (1980). Modern college mathematics. Harper.
Lua i Stíl Chicago (17ú heag.)Sullivan, John R. Modern College Mathematics. Harper, 1980.
Lua MLA (8ú heag.)Sullivan, John R. Modern College Mathematics. Harper, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.