Boone, L. E. (1982). Contemporary business (3rd.ed.). Dryden.
Lua i Stíl Chicago (17ú heag.)Boone, Louis E. Contemporary Business. 3rd.ed. Chicago: Dryden, 1982.
Lua MLA (9ú heag.)Boone, Louis E. Contemporary Business. 3rd.ed. Dryden, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.