APA (7th ed.) Citation

Benkard, E. (1928). Caravaggio-Studien. Keller.

Chicago Style (17th ed.) Citation

Benkard, Ernst. Caravaggio-Studien. Berlin-Wilmersdorf: Keller, 1928.

MLA (9th ed.) Citation

Benkard, Ernst. Caravaggio-Studien. Keller, 1928.

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