Gruen, G. E. (1970). The United States, Israel and the Middle East.
Chicago-Zitierstil (17. Ausg.)Gruen, George E. The United States, Israel and the Middle East. New York, 1970.
MLA-Zitierstil (8. Ausg.)Gruen, George E. The United States, Israel and the Middle East. 1970.
警告：這些引文格式不一定是100％准確.