Gaya APA
Roskin, Michael G.. (2011).
Countries And Concepts Politics, Geography, Culture .
united states:
pearson.
Gaya Chicago
Roskin, Michael G..
Countries And Concepts Politics, Geography, Culture.
united states:
pearson,
2011.
Text.
Gaya MLA
Roskin, Michael G..
Countries And Concepts Politics, Geography, Culture.
united states:
pearson,
2011.
Text.
Gaya Turabian
Roskin, Michael G..
Countries And Concepts Politics, Geography, Culture.
united states:
pearson,
2011.
Print.