Shogan, R. (1982). None of the above: Why presidents fail, and what can be done about it (1. print.). New American Libr.
Chicago-Zitierstil (17. Ausg.)Shogan, Robert. None of the Above: Why Presidents Fail, and What Can Be Done About It. 1. print. New York u.a: New American Libr, 1982.
MLA-Zitierstil (9. Ausg.)Shogan, Robert. None of the Above: Why Presidents Fail, and What Can Be Done About It. 1. print. New American Libr, 1982.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.