Palonka, R. (2011). Defensive architecture and the depopulation of the Mesa Verde Region, Utah-Colorado in the thirteenth century A.D. Jagiellonian University. Press.
Lua i Stíl Chicago (17ú heag.)Palonka, Radosław. Defensive Architecture and the Depopulation of the Mesa Verde Region, Utah-Colorado in the Thirteenth Century A.D. Kraków: Jagiellonian University. Press, 2011.
Lua MLA (9ú heag.)Palonka, Radosław. Defensive Architecture and the Depopulation of the Mesa Verde Region, Utah-Colorado in the Thirteenth Century A.D. Jagiellonian University. Press, 2011.
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