Cita APA (7th ed.)
United States. Air Force, Project Air Force (U.S.), ebrary, Inc, & Preston, B. (2002). Space weapons: Earth wars. Rand.
Cita Chicago (17th ed.)
United States. Air Force, Project Air Force (U.S.), Inc ebrary, i Bob Preston. Space Weapons: Earth Wars. Santa Monica, CA: Rand, 2002.
Cita MLA (9th ed.)
United States. Air Force, et al. Space Weapons: Earth Wars. Rand, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.