Note 20 — Chapter IV · THE CRITERIA OF POLITICAL TYPES
Reading edition
See Robert Michels, Political Parties; C. E. Merriam, American Party System, and Introduction to H. F. Gosnell’s Boss Platt and His New York Machine; Martin Conway, Instincts of the Herd in Peace and War; Lowell, Public Opinion in War and Peace; Rohmer, Die Vier Parteien; A. Christensen, Politics and Crowd Morality; W. B. Munro, Personality in Politics.