Cita APA (7a ed.)

Van Loon, R. J., & Whittington, M. S. (1984). The canadian political system: Environment, estructure, and process (1st. ed., rev.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Van Loon, Richard J., y Michael S. Whittington. The Canadian Political System: Environment, Estructure, and Process. 1st. ed., rev. Toronto: McGraw-Hill, 1984.

Cita MLA (8a ed.)

Van Loon, Richard J., y Michael S. Whittington. The Canadian Political System: Environment, Estructure, and Process. 1st. ed., rev. McGraw-Hill, 1984.