Buchanan, B. (1978). The Presidential Experience: What the office does to the man. Prentice-Hall.
Chicago Style (17th ed.) ZitazioaBuchanan, Bruce. The Presidential Experience: What the Office Does to the Man. Englewood Cliffs: Prentice-Hall, 1978.
MLA (9th ed.) ZitazioaBuchanan, Bruce. The Presidential Experience: What the Office Does to the Man. Prentice-Hall, 1978.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.