Hoover, G. (1991). Hoover's handbook of world business. Reference Press.
Lua i Stíl Chicago (17ú heag.)Hoover, Gary. Hoover's Handbook of World Business. Austin, TX: Reference Press, 1991.
Lua MLA (8ú heag.)Hoover, Gary. Hoover's Handbook of World Business. Reference Press, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.