Gaya APA
Roskin, Michael G.. (2011).
Countries and concepts: politics, geography, culture / Michael G. Roskin (11th ed.).
:
Boston: Longman.
Gaya Chicago
Roskin, Michael G..
Countries and concepts: politics, geography, culture / Michael G. Roskin.
11th ed.
:
Boston: Longman,
2011.
Buku.
Gaya MLA
Roskin, Michael G..
Countries and concepts: politics, geography, culture / Michael G. Roskin.
11th ed.
:
Boston: Longman,
2011.
Buku.
Gaya Turabian
Roskin, Michael G..
Countries and concepts: politics, geography, culture / Michael G. Roskin.
11th ed.
:
Boston: Longman,
2011.
Buku.