Indian self-determination and education program : hearings before the Subcommittee on Indian Affairs of the Committee on Interior and Insular Affairs, United States Senate, Ninety-third Congress, first session, on S. 1017 and related bills, bills to promote maximum Indian participation in the government and education of the Indian people, to provide for the full participation of Indian tribes in certain programs and services conducted by the federal government for Indians, to encourage the development of the human resources of the Indian people, and for other purposes