United States. Congress. House. Committee on Education and the Workforce. (2006). Recovery and preservation of Native American languages field hearing before the Committee on Education and the Workforce, U.S. House of Representatives, One Hundred Ninth Congress, second session, August 31, 2006, in Albuquerque, New Mexico: Field hearing before the Committee on Education and the Workforce, U.S. House of Representatives, One Hundred Ninth Congress, second session, August 31, 2006, in Albuquerque, New Mexico. Washington: U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O..

United States. Congress. House. Committee on Education and the Workforce. Recovery and Preservation of Native American Languages Field Hearing Before the Committee On Education and the Workforce, U.S. House of Representatives, One Hundred Ninth Congress, Second Session, August 31, 2006, in Albuquerque, New Mexico: Field Hearing Before the Committee On Education and the Workforce, U.S. House of Representatives, One Hundred Ninth Congress, Second Session, August 31, 2006, in Albuquerque, New Mexico. Washington: U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2006.

United States. Congress. House. Committee on Education and the Workforce. Recovery and Preservation of Native American Languages Field Hearing Before the Committee On Education and the Workforce, U.S. House of Representatives, One Hundred Ninth Congress, Second Session, August 31, 2006, in Albuquerque, New Mexico: Field Hearing Before the Committee On Education and the Workforce, U.S. House of Representatives, One Hundred Ninth Congress, Second Session, August 31, 2006, in Albuquerque, New Mexico. Washington: U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2006.