Gaya APA
Goldstein, Joshua S. (2014).
International relations .
London:
Pearson.
Gaya Chicago
Goldstein, Joshua S.
International relations.
London:
Pearson,
2014.
Buku.
Gaya MLA
Goldstein, Joshua S.
International relations.
London:
Pearson,
2014.
Buku.
Gaya Turabian
Goldstein, Joshua S.
International relations.
London:
Pearson,
2014.
Buku.