Eliade, Mircea, ed. Articles, ranging from brief to lengthy, examine traditions, individuals, and themes worldwide. The Encyclopedia of Religion and Ethics . James Hastings, ed. Comprehensive encyclopedia with medium to long scholarly articles on belief systems, customs, social topics, religions, and religious movements.
Many entries relate the topic to geographic or cultural factors.
The last volume has indexes, including one for foreign words with definitions. R 203 E567 Great Thinkers of the Western World . McGreal, Ian P., ed. A guide to the principal theoretical ideas of the outstanding thinkers in Western History, from the early Greeks through the first half of the 20th Century. Articles on 116 thinkers are arranged chronologically, and include biographical information, major works, and a summary of his or her principal ideas and theories.