Gaya APA
Nelson, Michael. (2003).
The Presidency and the Political System (Seventh Edition (Edisi Ketujuh)).
Washington, D.C.:
CQ Press.
Gaya Chicago
Nelson, Michael.
The Presidency and the Political System.
Seventh Edition (Edisi Ketujuh)
Washington, D.C.:
CQ Press,
2003.
Text.
Gaya MLA
Nelson, Michael.
The Presidency and the Political System.
Seventh Edition (Edisi Ketujuh)
Washington, D.C.:
CQ Press,
2003.
Text.
Gaya Turabian
Nelson, Michael.
The Presidency and the Political System.
Seventh Edition (Edisi Ketujuh)
Washington, D.C.:
CQ Press,
2003.
Print.