Pyle, Christopher H. The President, congress, and the constitution : power and legitimacy in american politics / Christopher H. Pyle and Richard M. Pious. - New York, The Free Press, 1984 : - xxix, 433 p. ISBN: 0-02-925380-2 Subjects--Uniform Titles: E.U.A. CONSTITUCION--ALOCUCIONES, ENSAYOS, CONFERENCIAS Subjects--Topical Terms: PODER EJECUTIVO--E.U.A.PODER LEGISLATIVO--E.U.A.SEPARACION DE PODERES--E.U.A. Dewey Class. No.: 328.73 P996p