Marston, S. A. World Regions in Global Context: Pearson New International Edition : Peoples, Places, and Environments (5.). Pearson Education UK.
Lua i Stíl Chicago (17ú heag.)Marston, Sallie A;Knox. World Regions in Global Context: Pearson New International Edition : Peoples, Places, and Environments. 5. Pearson Education UK.
Lua MLA (8ú heag.)Marston, Sallie A;Knox. World Regions in Global Context: Pearson New International Edition : Peoples, Places, and Environments. 5. Pearson Education UK.
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