APA (7e ed.) Bronvermelding
ebrary, Inc, Boucek, C., & Ottaway, M. (2010). Yemen on the brink. Carnegie Endowment for International Peace.
Chicago (17e ed.) Bronvermelding
ebrary, Inc, Christopher Boucek, en Marina Ottaway. Yemen on the Brink. Washington, D.C.: Carnegie Endowment for International Peace, 2010.
MLA (9e ed.) Bronvermelding
ebrary, Inc, et al. Yemen on the Brink. Carnegie Endowment for International Peace, 2010.
Let op: Deze citaties zijn niet altijd 100% accuraat.