Spitzer, R. J. (2012). The presidency and public policy: The four arenas of presidential power (Paperback ed.). University of Alabama Press.
Цитирование в стиле Чикаго (17-е изд.)Spitzer, Robert J. The Presidency and Public Policy: The Four Arenas of Presidential Power. Paperback ed. Tuscaloosa: University of Alabama Press, 2012.
Цитирование MLA (9-е изд.)Spitzer, Robert J. The Presidency and Public Policy: The Four Arenas of Presidential Power. Paperback ed. University of Alabama Press, 2012.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.