APA (7th ed.) Citation

Calkins, R. G. (1979). Monuments of medieval art / (by) Robert G. Calkins. Phaidon.

Chicago Style (17th ed.) Citation

Calkins, Robert G. Monuments of Medieval Art / (by) Robert G. Calkins. Oxford: Phaidon, 1979.

MLA (9th ed.) Citation

Calkins, Robert G. Monuments of Medieval Art / (by) Robert G. Calkins. Phaidon, 1979.

Warning: These citations may not always be 100% accurate.