Cita APA (7a ed.)

Farr, J. (1993). Discipline and history: Political sciencie in the United States.

Cita Chicago Style (17a ed.)

Farr, James. Discipline and History: Political Sciencie in the United States. Michigan, 1993.

Cita MLA (8a ed.)

Farr, James. Discipline and History: Political Sciencie in the United States. 1993.