Gaya APA
Roskin, Michael G.. (2013).
Countries And Concepts: Politics, Geography, Culture (12th Edition).
Boston:
Pearson Education Internasional.
Gaya Chicago
Roskin, Michael G..
Countries And Concepts: Politics, Geography, Culture.
12th Edition
Boston:
Pearson Education Internasional,
2013.
Buku.
Gaya MLA
Roskin, Michael G..
Countries And Concepts: Politics, Geography, Culture.
12th Edition
Boston:
Pearson Education Internasional,
2013.
Buku.
Gaya Turabian
Roskin, Michael G..
Countries And Concepts: Politics, Geography, Culture.
12th Edition
Boston:
Pearson Education Internasional,
2013.
Buku.