United States. Public Health Service. Annual report on indian health. U.S. Dept. of Health, Education and Welfare, Public Health Service.
Dyfyniad Arddull ChicagoUnited States. Public Health Service. Annual Report on Indian Health. [Washington, D.C.?]: U.S. Dept. of Health, Education and Welfare, Public Health Service.
Dyfyniad MLAUnited States. Public Health Service. Annual Report on Indian Health. U.S. Dept. of Health, Education and Welfare, Public Health Service.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.