Gaya APA
Roskin, Michael G.. (2011).
Countries And Concepts: Politics, Geography, Culture (Eleventh Edition).
Boston:
Peason Longman.
Gaya Chicago
Roskin, Michael G..
Countries And Concepts: Politics, Geography, Culture.
Eleventh Edition
Boston:
Peason Longman,
2011.
Buku.
Gaya MLA
Roskin, Michael G..
Countries And Concepts: Politics, Geography, Culture.
Eleventh Edition
Boston:
Peason Longman,
2011.
Buku.
Gaya Turabian
Roskin, Michael G..
Countries And Concepts: Politics, Geography, Culture.
Eleventh Edition
Boston:
Peason Longman,
2011.
Buku.