XIANYONG, Z. (2019). The story of gunpowder /Zhang Xianyong. China Intercontinental press.
Čikaški stil citiranja (17. izdanje)XIANYONG, ZHANG. The Story of Gunpowder /Zhang Xianyong. China Intercontinental press, 2019.
MLA način citiranja (8. izdanje)XIANYONG, ZHANG. The Story of Gunpowder /Zhang Xianyong. China Intercontinental press, 2019.
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