Oakley, C. (1957). The calculus. Barnes & Noble.
Lua i Stíl Chicago (17ú heag.)Oakley, C. The Calculus. New York: Barnes & Noble, 1957.
Lua MLA (9ú heag.)Oakley, C. The Calculus. Barnes & Noble, 1957.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.