Protestant
- 1. The Getty Art & Architecture Thesaurus. 300073735. The J. Paul Getty Trust, 2000.
- 2. “Protestantism.” Concise Oxford Dictionary of World Religions.
- 3. James C. Spalding, Roland H. Bainton, W. Owen Chadwick, E. Clifford Nelson, Martin E. Marty. Protestantism. Encyclopaedia Britannica Online.