00638pamaa2200217 4500 0000038291 20140922090000.0 0321276280 (pbk) 320.473 OCO 2004 JK276 OCO 2004 O'Connor The essentials of American government : continuity and change Karen O'Connor, Larry J.Sabato. 2004 election update ed. New York: Pearson/Longman, 2004. xxxviii, 597p.: ill.; 23cm. ADTP DBL DAS DIA United States -- Politics and government Sabato, Larry J.