Schrag, P. (1974). Test of loyalty: Daniel Ellsberg and the rituals of secret government / Peter Schrag. Simon and Schuster.
Chicago-Zitierstil (17. Ausg.)Schrag, Peter. Test of Loyalty: Daniel Ellsberg and the Rituals of Secret Government / Peter Schrag. New York: Simon and Schuster, 1974.
MLA-Zitierstil (8. Ausg.)Schrag, Peter. Test of Loyalty: Daniel Ellsberg and the Rituals of Secret Government / Peter Schrag. Simon and Schuster, 1974.
警告：这些引文格式不一定是100％准确.