Cita APA (7a ed.)

Short, J. R. (1993). An introduction to political geography (2nd ed.). Routledge.

Cita Chicago Style (17a ed.)

Short, John Rennie. An Introduction to Political Geography. 2nd ed. London: Routledge, 1993.

Cita MLA (9a ed.)

Short, John Rennie. An Introduction to Political Geography. 2nd ed. Routledge, 1993.