American Indian Myths and Legends
Aquarian Guide to Native American Mythology
Handbook of Native American Mythology
Heroes and Heroines, Monsters and Magic: Native American Legends & Folktales
Native American Mythology A to Z
Reference books such as Encyclopedias and Dictionaries are a great place to start your research.
Encyclopedia of American Indian History
Encyclopedia of Native American Tribes
Encyclopedia of United States Indian Policy and Law
Native American Almanac: More Than 50,000 Years of the Cultures and Histories of Indigenous Peoples
Treaties with American Indians