Bukal, G. c. 2. J. (2011). Prussian star forts in the 18th century.
Chicago Style (17th ed.) CitationBukal, Grzegorz ca. 20./21. Jahrhundert. Prussian Star Forts in the 18th Century. 2011.
MLA (9th ed.) CitationBukal, Grzegorz ca. 20./21. Jahrhundert. Prussian Star Forts in the 18th Century. 2011.
Warning: These citations may not always be 100% accurate.