Institute for the Comparative Study of Political Systems (U.S.)

• Ecuador election factbook, June 2, 1968
• The Chilean presidential election of September 4, 1964
• Argentina election factbook, July 7, 1963
• Brazil election factbook, number 2
• Brazil, 1962
• Colombia: election factbook, March-May, 1966
• Costa Rica election factbook, February 6, 1966
• Dominican Republic election factbook, June 1, 1966
• El Salvador election factbook, March 5, 1967
• Jamaica election factbook, February 21, 1967
• Methods of electing national executives and national legislatures in Mexico, Central America and the Caribbean
• Methods of electing national executives and national legislatures in South America