Velicovich, B., & Stewart, C. S. (2017). Drone warrior: An elite soldier's inside account of the hunt for America's most dangerous enemies (First edition.). Dey St., an imprint of William Morrow.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVelicovich, Brett, और Christopher S. Stewart. Drone Warrior: An Elite Soldier's Inside Account of the Hunt for America's Most Dangerous Enemies. First edition. New York, NY: Dey St., an imprint of William Morrow, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रVelicovich, Brett, और Christopher S. Stewart. Drone Warrior: An Elite Soldier's Inside Account of the Hunt for America's Most Dangerous Enemies. First edition. Dey St., an imprint of William Morrow, 2017.
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