Boehm, R. G., Armstrong, D. G., & Hunkins, F. P. (2002). Geography: The world and its people. New York: Glencoe/McGraw-Hill.
Styl ChicagoBoehm, Richard G., David G. Armstrong, a Francis P. Hunkins. Geography: The World and Its People. New York: Glencoe/McGraw-Hill, 2002.
Citace podle MLABoehm, Richard G., David G. Armstrong, a Francis P. Hunkins. Geography: The World and Its People. New York: Glencoe/McGraw-Hill, 2002.
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