APA (7. basım) Alıntı

Krugman, P. R. (1997). Development, geography, and economic theory. The MIT Press.

Chicago Style (17. basım) Atıf

Krugman, Paul R. Development, Geography, and Economic Theory. Cambridge, Mass.: The MIT Press, 1997.

MLA (9th ed.) Atıf

Krugman, Paul R. Development, Geography, and Economic Theory. The MIT Press, 1997.