APA (7th ed.) Citation

(1913). Mittelalterliche Studien. Koehler.

Chicago Style (17th ed.) Citation

Mittelalterliche Studien. Leipzig: Koehler, 1913.

MLA (9th ed.) Citation

Mittelalterliche Studien. Koehler, 1913.

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