Light, P. C. (1999). A delicate balance: An essential introduction to American government. Bedford/St. Martin's.
Chicago-referens (17:e uppl.)Light, Paul Charles. A Delicate Balance: An Essential Introduction to American Government. Boston: Bedford/St. Martin's, 1999.
MLA-referens (8:e uppl.)Light, Paul Charles. A Delicate Balance: An Essential Introduction to American Government. Bedford/St. Martin's, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.