Cooper, P. J. (2002). By order of the President: The use and abuse of executive direct action. Univ. Press of Kansas.
Chicago-Zitierstil (17. Ausg.)Cooper, Phillip J. By Order of the President: The Use and Abuse of Executive Direct Action. Lawrence, Kan: Univ. Press of Kansas, 2002.
MLA-Zitierstil (9. Ausg.)Cooper, Phillip J. By Order of the President: The Use and Abuse of Executive Direct Action. Univ. Press of Kansas, 2002.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.