Style de citation APA (7e éd.)

Fletcher, J., & Spuler, B. (1980). Rulers and governments of the world (Repr.). Bowker.

Style de citation Chicago (17e éd.)

Fletcher, John, et Bertold Spuler. Rulers and Governments of the World. Repr. London ; New York: Bowker, 1980.

Style de citation MLA (9e éd.)

Fletcher, John, et Bertold Spuler. Rulers and Governments of the World. Repr. Bowker, 1980.