Plano, Jack C.
The American political dictionary
Holt, Rinehart and Winston, 1985
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Kenyon, John Samuel
A pronouncing dictionary of American English
Merriam-Webster ; G. & C. Merriam Co., 1953
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Dictionary of American biography
Charles Scribner's Sons , 1981
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Dictionary of American politics
edited by Edward Conrad Smith and Arnold John Zurcher
Barnes & Noble, 1966
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McCarthy, Eugene J., 1916-2005
The Cresent Dictionary of American Politics
Macmillan, 1962
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