Lackner, H. (2019). Yemen in crisis: Road to war (U.S. edition.). Verso.
Chicago Style (17th ed.) CitationLackner, Helen. Yemen in Crisis: Road to War. U.S. edition. New York: Verso, 2019.
MLA引文Lackner, Helen. Yemen in Crisis: Road to War. U.S. edition. Verso, 2019.
警告:這些引文格式不一定是100%准確.