POLSBY, N. W., & DAHL, R. A. [. (1964). Congress and the presidency. Prentice Hall.
Chicago-čujuhus (17. p.)POLSBY, Nelson W., juo Robert A. [ed.] DAHL. Congress and the Presidency. Englewood Cliffs: Prentice Hall, 1964.
MLA-čujuhus (9. p.)POLSBY, Nelson W., juo Robert A. [ed.] DAHL. Congress and the Presidency. Prentice Hall, 1964.
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