APA (7th ed.) Citation

Hottinger, J. J., & Porter, T. C. (2010). The Life and Times of Ulric Zwingli. Project Gutenberg.

Chicago Style (17th ed.) Citation

Hottinger, Johann Jakob, and Thomas C. Porter. The Life and Times of Ulric Zwingli. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Hottinger, Johann Jakob, and Thomas C. Porter. The Life and Times of Ulric Zwingli. Project Gutenberg, 2010.

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