This site, hanksville.org, mainly suggests books on the west, in fiction, history, essays and science, such as Heart Mountain by Gretel Ehrlich, The Indians Of Yellowstone Park by Joel C.
Janetski, Navajo Sacred Places by Klara Bonsack Kelley, and many other on the subject. There are as well some books on Mexico, such as Skywatchers Of Ancient Mexico by Anthony F. Aveni, The Maya by Michael D. Coe, An Archeological Guide to Mexico´s Yucatan Peninsula by Joyce Kelly and many other books of Mexico. If it’s more on Native American literature you are interested, you can find as much as fiction as you can find autobiographies, where you can find Lakota Woman by Mary Crow Dog and Richard Erdoes, Waterlily by Ella Cara Deloria and many other books on the subject, written mostly by university’s professors. Within the native section, you can find the Native American Culture and the Poetry by Native Writers, as you can as well find Poetry and Stories by Non-Native Authors and Essays on the different subjects mentioned. 
