APA-viite (7. p.)

Carl J. Friedrich, R. G. M. From the declaration of independence to the constitution The roots of American constitutionalism. The Liberal Arts Press.

Chicago-viite (17. p.)

Carl J. Friedrich, Robert G. McCloskey. From the Declaration of Independence to the Constitution The Roots of American Constitutionalism. The Liberal Arts Press.

MLA-viite (8. p.)

Carl J. Friedrich, Robert G. McCloskey. From the Declaration of Independence to the Constitution The Roots of American Constitutionalism. The Liberal Arts Press.