Gaya APA
Roskin, Michael G.. (2013).
Countries and concepts: politics, geography, culture / Michael G. Roskin (12th ed.).
:
Boston: Pearson.
Gaya Chicago
Roskin, Michael G..
Countries and concepts: politics, geography, culture / Michael G. Roskin.
12th ed.
:
Boston: Pearson,
2013.
Buku.
Gaya MLA
Roskin, Michael G..
Countries and concepts: politics, geography, culture / Michael G. Roskin.
12th ed.
:
Boston: Pearson,
2013.
Buku.
Gaya Turabian
Roskin, Michael G..
Countries and concepts: politics, geography, culture / Michael G. Roskin.
12th ed.
:
Boston: Pearson,
2013.
Buku.