Harvey, J. (1994). Mastering economics (4th ed.). MacMillan.
Lua i Stíl Chicago (17ú heag.)Harvey, Jack. Mastering Economics. 4th ed. London: MacMillan, 1994.
Lua MLA (9ú heag.)Harvey, Jack. Mastering Economics. 4th ed. MacMillan, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.