Paul, C., & Clarke, C. P. (2016). Counterinsurgency Scorecard Update: Afghanistan in Early 2015 Relative to Insurgencies Since World War II. RAND Corporation.
Chicago Style (17th ed.) ZitazioaPaul, Christopher, eta Colin P. Clarke. Counterinsurgency Scorecard Update: Afghanistan in Early 2015 Relative to Insurgencies Since World War II. RAND Corporation, 2016.
MLA (9th ed.) ZitazioaPaul, Christopher, eta Colin P. Clarke. Counterinsurgency Scorecard Update: Afghanistan in Early 2015 Relative to Insurgencies Since World War II. RAND Corporation, 2016.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.