Candela Citations
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- Inside the Medieval Mind: Knowledge. Provided by: Films Media Group. Located at: http://Films%20Media%20Group. License: All Rights Reserved
Public domain content
- Three Minute Philosophy -Thomas Aquinas. Authored by: CollegeBinary. Located at: https://www.youtube.com/watch?v=rcI_hPYpWQ0. License: Public Domain: No Known Copyright