Encyclopedias, Almanacs, Transcripts, and Maps
- Maid of Ludmir
- Maimonides, Abraham
- Majlis?, al-
- major earthquakes since 1900
- major established religions
- major fixed christian feasts
- major international airports
- major languages
- Makarios of Egypt
- Malalasekera, G. P.
- Malayalam
- Malbim
- Male Contraceptives
- Mami Wata
- Mammals and Humans: Domestication and Commensals
- Mammals and Humans: Field Techniques for Studying Mammals
- Mammals and Humans: Mammalian Invasives and Pests
- Mammals and Humans: Mammals in Zoos
- Man and the Biosphere Program
- Manakins (Pipridae)