Cita APA (7a ed.)

Hanson, G. H. (1998). Market potential, increasing returns, and geographic concentration. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Hanson, Gordon H. Market Potential, Increasing Returns, and Geographic Concentration. Cambridge, MA: National Bureau of Economic Research, 1998.

Cita MLA (9a ed.)

Hanson, Gordon H. Market Potential, Increasing Returns, and Geographic Concentration. National Bureau of Economic Research, 1998.