Educational Research Council of America. Social Science Staff. (1975). The American adventure: The early years, 20,000 B.C.-A.D. 1763. Allyn and Bacon.
Chicago-referens (17:e uppl.)Educational Research Council of America. Social Science Staff. The American Adventure: The Early Years, 20,000 B.C.-A.D. 1763. Boston: Allyn and Bacon, 1975.
MLA-referens (8:e uppl.)Educational Research Council of America. Social Science Staff. The American Adventure: The Early Years, 20,000 B.C.-A.D. 1763. Allyn and Bacon, 1975.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.