Cita APA (7th ed.)

Aoyama, Y., Murphy, J. T., & Hanson, S. (2012). Key Concepts in Economic Geography. Sage.

Cita Chicago (17th ed.)

Aoyama, Yuko, James T. Murphy, i Susan Hanson. Key Concepts in Economic Geography. New Delhi: Sage, 2012.

Cita MLA (9th ed.)

Aoyama, Yuko, et al. Key Concepts in Economic Geography. Sage, 2012.