United States Department of Defense. (1989). Soviet military power: Prospects for change, 1989. U.S. Government Print Office.
Lua i Stíl Chicago (17ú heag.)United States Department of Defense. Soviet Military Power: Prospects for Change, 1989. Washington, D.C: U.S. Government Print Office, 1989.
Lua MLA (9ú heag.)United States Department of Defense. Soviet Military Power: Prospects for Change, 1989. U.S. Government Print Office, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.