- Encyclopaedia Britannica
- Academic American Encyclopedia
- The Encyclopedia Americana
- If the form of the name found is the same in all three encyclopedias, use the form found there.
- If the name is found in all three encyclopedias, but the form varies, use the form found in the Encyclopaedia Britannica
- If the name is not found in all three encyclopedias, use the systematically romanized form of the name.
RI 22.3C