APA (7th ed.) Citation

Finn, D., Clark, K., & Robinson, G. (1980). The Florence baptistery doors. Viking.

Chicago Style (17th ed.) Citation

Finn, David, Kenneth Clark, and George Robinson. The Florence Baptistery Doors. New York: Viking, 1980.

MLA (9th ed.) Citation

Finn, David, et al. The Florence Baptistery Doors. Viking, 1980.