Cita APA (7a ed.)

Bretherton, C., & Ponton, G. (1996). Global politics: An introduction. Blackwell.

Cita Chicago Style (17a ed.)

Bretherton, Charlotte, y Geoffrey Ponton. Global Politics: An Introduction. Oxford [etc.]: Blackwell, 1996.

Cita MLA (9a ed.)

Bretherton, Charlotte, y Geoffrey Ponton. Global Politics: An Introduction. Blackwell, 1996.