APA (7th ed.) Citation

Institute for the Comparative Study of Political Systems (U.S.). (1967). El Salvador election factbook, March 5, 1967. [publisher not identified].

Chicago Style (17th ed.) Citation

Institute for the Comparative Study of Political Systems (U.S.). El Salvador Election Factbook, March 5, 1967. [Washington]: [publisher not identified], 1967.

MLA (9th ed.) Citation

Institute for the Comparative Study of Political Systems (U.S.). El Salvador Election Factbook, March 5, 1967. [publisher not identified], 1967.