APA (7th ed.) Citation

Marburger Online Books. Philipps-Universität Marburg. https://doi.org/https://doi.org/10.17192/es2010.0004

Chicago Style (17th ed.) Citation

Marburger Online Books. Philipps-Universität Marburg. https://dx.doi.org/https://doi.org/10.17192/es2010.0004.

MLA (8th ed.) Citation

Marburger Online Books. Philipps-Universität Marburg.

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