Hegghammer, T. (2021). Foreign fighters and cheese bells. University of Texas.
Čikaški stil citiranja (17. izdanje)Hegghammer, T. Foreign Fighters and Cheese Bells. University of Texas, 2021.
MLA način citiranja (9. izdanje)Hegghammer, T. Foreign Fighters and Cheese Bells. University of Texas, 2021.
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