Berger, M. (1958). The middle class in the world. The Middle East in transition : studies in contemporary history.
Chicago-Zitierstil (17. Ausg.)Berger, Morroe. "The Middle Class in the World." The Middle East in Transition : Studies in Contemporary History 1958.
MLA-Zitierstil (8. Ausg.)Berger, Morroe. "The Middle Class in the World." The Middle East in Transition : Studies in Contemporary History, 1958.
警告：這些引文格式不一定是100％准確.