APA (7th ed.) Citation

Gelzer, M., & Fabricius, E. (1942). Ernst Fabricius.

Chicago Style (17th ed.) Citation

Gelzer, Matthias, and Ernst Fabricius. Ernst Fabricius. 1942.

MLA (9th ed.) Citation

Gelzer, Matthias, and Ernst Fabricius. Ernst Fabricius. 1942.

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