APA (7th ed.) Citation

Johnson, D. H. (2003). The root causes of Sudan's civil wars (1. publ.). Currey [u.a.].

Chicago Style (17th ed.) Citation

Johnson, Douglas Hamilton. The Root Causes of Sudan's Civil Wars. 1. publ. Oxford: Currey [u.a.], 2003.

MLA (9th ed.) Citation

Johnson, Douglas Hamilton. The Root Causes of Sudan's Civil Wars. 1. publ. Currey [u.a.], 2003.