Hagen, R., & Hagen, R. (1993). What great paintings say. Taschen.
Cita Chicago Style (17a ed.)Hagen, Rose-Marie, y Rainer Hagen. What Great Paintings Say. Köln: Taschen, 1993.
Cita MLA (8a ed.)Hagen, Rose-Marie, y Rainer Hagen. What Great Paintings Say. Taschen, 1993.
Precaución: Estas citas no son 100% exactas.