APA Style
Viotti, P, R., Kauppi, M, V.
(c2012).
International relations theory
(
5th ed.)
.
mau:
Longman.
MLA Style
Viotti, Paul, R.., Kauppi, Mark, V..
"International relations theory".
5th ed.
mau:
Longman,
c2012.
Computer File.