APA (7th ed.) Citation

Helff, M. M. (1927). Studien zur Kaiserchronik.

Chicago Style (17th ed.) Citation

Helff, Marta M. Studien Zur Kaiserchronik. Frankfurt/M, 1927.

MLA (9th ed.) Citation

Helff, Marta M. Studien Zur Kaiserchronik. 1927.

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