APA
Current R. N., Williams T. . H. & Freidel F. (1965). American History. New York: Alfred A . Knopt.
Chicago
Current Richard N, Williams T Harry and Freidel Frank. 1965. American History. New York: Alfred A . Knopt.
Harvard
Current R. N., Williams T. . H. and Freidel F. (1965). American History. New York: Alfred A . Knopt.
MLA
Current Richard N, Williams T Harry and Freidel Frank. American History. New York: Alfred A . Knopt. 1965.
