The Protestant Reformation
- Links to primary Reformation texts. Compiled by the Hanover College History Department
- http://history.hanover.edu/early/prot.html

Catholic Encyclopedia: The Reformation
- Article provides a Roman Catholic perspective on the causes of the Reformation, the original ideas and purposes of reformers, the movement's spread, and its results.
- http://www.newadvent.org/cathen/12700b.htm

Discovery and Reformation
- Provides an in-depth look at the lives of Reformation leaders Martin Luther, Ulrich Zwingli, and John Calvin, as well as an overview of Protestant England. Also includes chapters on philosophy, visual arts, literature, and other aspects of Reformation cul
- http://www.wsu.edu/~dee/REFORM/CONTENTS.HTM