APA-viite (7. p.)

Ferguson, J. H., & McHenry, D. E. (1970). Elements of American Government (9th ed.). McGraw-Hill.

Chicago-viite (17. p.)

Ferguson, John Henry, ja Dean Eugene McHenry. Elements of American Government. 9th ed. New York: McGraw-Hill, 1970.

MLA-viite (9. p.)

Ferguson, John Henry, ja Dean Eugene McHenry. Elements of American Government. 9th ed. McGraw-Hill, 1970.