APA aipamena

Fujita, M., Krugman, P., & Venables, A. (1999). The spatial economy: Cities, regions, and international trade. MIT Press.

Chicago Style aipamena

Fujita, M., P. Krugman, and A. Venables. The Spatial Economy: Cities, Regions, and International Trade. MIT Press, 1999.

MLA aipamena

Fujita, M., et al. The Spatial Economy: Cities, Regions, and International Trade. MIT Press, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.