Anthropologists have studied the Hopi more than just about any other tribe. For nearly 3000 items published prior to 1977, see:

Laird, David W.
1997 Hopi Bibliography: Comprehensive and Annotated. University of Arizona Press.

Much of what anthropologists, artists, historians, and other writers have published over the last century and a half is inaccurate. Most reflects various author biases and preconceptions. Here we recommend a few published and online resources that we think are most reliable