Gaya APA
OLSON, WILLIAM C. (1994).
The Theory and practice of international relations .
London:
Prentice Hall.
Gaya Chicago
OLSON, WILLIAM C.
The Theory and practice of international relations.
London:
Prentice Hall,
1994.
Buku.
Gaya MLA
OLSON, WILLIAM C.
The Theory and practice of international relations.
London:
Prentice Hall,
1994.
Buku.
Gaya Turabian
OLSON, WILLIAM C.
The Theory and practice of international relations.
London:
Prentice Hall,
1994.
Buku.