Dyfyniad APA
Howell, W. G., & Pevehouse, J. C. (2007). While dangers gather: Congressional checks on presidential war powers. Princeton University Press.
Dyfyniad Arddull Chicago
Howell, William G., and Jon C. Pevehouse. While Dangers Gather: Congressional Checks on Presidential War Powers. Princeton: Princeton University Press, 2007.
Dyfyniad MLA
Howell, William G., and Jon C. Pevehouse. While Dangers Gather: Congressional Checks on Presidential War Powers. Princeton University Press, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.