Cita APA (7a ed.)

Baum, J. A. C., & Sorenson, O. (2003). Geography and strategy. Emerald Group Publishing Limited.

Cita Chicago Style (17a ed.)

Baum, Joel A. C., y Olav Sorenson. Geography and Strategy. Bingley: Emerald Group Publishing Limited, 2003.

Cita MLA (8a ed.)

Baum, Joel A. C., y Olav Sorenson. Geography and Strategy. Emerald Group Publishing Limited, 2003.