Columbia subject headings:
Indians of North America--Southwest, New--Politics and government.
Navajo Indians--History.
Navajo Indians--Politics and government.
Harvard subject headings:
Indians of North America--Southwest, New--Politics and government--Handbooks, manuals, etc.
Navajo Indians--Politics and government--Handbooks, manuals, etc.
Princeton subject headings:
Indians of North America--Southwest, New--Politics and government.
Navajo Indians--History.
Navajo Indians--Tribal government.