Cita APA (7a ed.)

Hanson, G. H. (2000). Scale economies and the geographic concentration of industry. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Hanson, Gordon H. Scale Economies and the Geographic Concentration of Industry. Cambridge, MA: National Bureau of Economic Research, 2000.

Cita MLA (9a ed.)

Hanson, Gordon H. Scale Economies and the Geographic Concentration of Industry. National Bureau of Economic Research, 2000.