Brakman, S., Garretsen, H., & Marrewijk, C. v. (2001). An introduction to geographical economics: Trade, location and growth. Cambridge ; New York: Cambridge University Press.
استشهاد بنمط شيكاغوBrakman, Steven, Harry Garretsen, و Charles van Marrewijk. An Introduction to Geographical Economics: Trade, Location and Growth. Cambridge ; New York: Cambridge University Press, 2001.
MLA استشهادBrakman, Steven, Harry Garretsen, و Charles van Marrewijk. An Introduction to Geographical Economics: Trade, Location and Growth. Cambridge ; New York: Cambridge University Press, 2001.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.