APA (7th ed.) Citation

Vogel, H. U., & Theobald, U. (2024). Marco Polo research: Past, present, future. Tübingen Library Publishing.

Chicago Style (17th ed.) Citation

Vogel, Hans Ulrich, and Ulrich Theobald. Marco Polo Research: Past, Present, Future. Tübingen: Tübingen Library Publishing, 2024.

MLA (9th ed.) Citation

Vogel, Hans Ulrich, and Ulrich Theobald. Marco Polo Research: Past, Present, Future. Tübingen Library Publishing, 2024.