GARDNER, L., CROIX, H. d. l., & TANSEY, R. G. (1980). Gardner's art through the ages.-- 7th ed. Harcourt Brace Jovanovich.

GARDNER, Louise, Horst de la CROIX, and Richard G. TANSEY. Gardner's Art Through the Ages.-- 7th Ed. San Diego: Harcourt Brace Jovanovich, 1980.

GARDNER, Louise, et al. Gardner's Art Through the Ages.-- 7th Ed. Harcourt Brace Jovanovich, 1980.