Croix,Horst de la. (1986). Gardner's art through the ages (8th ed.). Harcourt Brace Jovanovich.
Lua i Stíl Chicago (17ú heag.)Croix,Horst de la. Gardner's Art Through the Ages. 8th ed. San Diego: Harcourt Brace Jovanovich, 1986.
Lua MLA (9ú heag.)Croix,Horst de la. Gardner's Art Through the Ages. 8th ed. Harcourt Brace Jovanovich, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.