APA (7th ed.) Citation
Poulsen, T. M. (1995). Nations and states: A geographic background to world affairs. Prentice Hall.
Chicago Style (17th ed.) Citation
Poulsen, Thomas M. Nations and States: A Geographic Background to World Affairs. Englewood Cliffs, N.J.: Prentice Hall, 1995.
MLA (9th ed.) Citation
Poulsen, Thomas M. Nations and States: A Geographic Background to World Affairs. Prentice Hall, 1995.
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