Hunter, C. S. J., & Harman, D. (1979). Adult illiteracy in the United States: A report to the Ford Foundation. McGraw-Hill.
Dyfyniad Arddull ChicagoHunter, Carman St. John, and David Harman. Adult Illiteracy in the United States: A Report to the Ford Foundation. New York: McGraw-Hill, 1979.
Dyfyniad MLAHunter, Carman St. John, and David Harman. Adult Illiteracy in the United States: A Report to the Ford Foundation. McGraw-Hill, 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.