Cita APA (7a ed.)

Johnson, D. H. (2016). The root causes of Sudan’s civil wars: Old wars and new wars (Expanded 3rd ed.). James Currey.

Cita Chicago Style (17a ed.)

Johnson, Douglas Hamilton. The Root Causes of Sudan’s Civil Wars: Old Wars and New Wars. Expanded 3rd ed. Woodbridge [etc.]: James Currey, 2016.

Cita MLA (9a ed.)

Johnson, Douglas Hamilton. The Root Causes of Sudan’s Civil Wars: Old Wars and New Wars. Expanded 3rd ed. James Currey, 2016.