Hardgrave, R. L. J. (1986). American government: The republic in action (Annotated teacher's ed., Annotated teacher's ed.). Harcourt Brace Jovanovich.
Chicago-Zitierstil (17. Ausg.)Hardgrave, Robert L. Jr. American Government: The Republic in Action. Annotated teacher's ed., Annotated teacher's ed. Orlando [u.a.]: Harcourt Brace Jovanovich, 1986.
MLA-Zitierstil (9. Ausg.)Hardgrave, Robert L. Jr. American Government: The Republic in Action. Annotated teacher's ed., Annotated teacher's ed. Harcourt Brace Jovanovich, 1986.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.