Dyfyniad APA

POLSBY, N. W., & DAHL, R. A. [. (1964). Congress and the presidency. Prentice Hall.

Dyfyniad Arddull Chicago

POLSBY, Nelson W., and Robert A. [ed.] DAHL. Congress and the Presidency. Englewood Cliffs: Prentice Hall, 1964.

Dyfyniad MLA

POLSBY, Nelson W., and Robert A. [ed.] DAHL. Congress and the Presidency. Prentice Hall, 1964.

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