Gaya APA
O'Neil, P, H.
(2013).
Essentials of Comparative Politics
(
Keempat)
.
Amerika Serikat:
Norton and Company, Inc.
Gaya MLA
O'Neil, Patrick, H..
"Essentials of Comparative Politics".
Keempat
Amerika Serikat:
Norton and Company, Inc,
2013.
Text.