Cita APA (7th ed.)

Clay, J., & Contreras, J. (1970). The louvre. Chartwell Books.

Cita Chicago (17th ed.)

Clay, Jean, i Josette Contreras. The Louvre. Newzeland: Chartwell Books, 1970.

Cita MLA (9th ed.)

Clay, Jean, i Josette Contreras. The Louvre. Chartwell Books, 1970.