Lua APA (7ú heag.)
ebrary, Inc, Boucek, C., & Ottaway, M. (2010). Yemen on the brink. Carnegie Endowment for International Peace.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, Christopher Boucek, agus Marina Ottaway. Yemen on the Brink. Washington, D.C.: Carnegie Endowment for International Peace, 2010.
Lua MLA (9ú heag.)
ebrary, Inc, et al. Yemen on the Brink. Carnegie Endowment for International Peace, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.