Cita APA (7a ed.)

O'Rourke, K. H., & Williamson, J. G. (2002). From Malthus to Ohlin: Trade, growth and distribution since 1500. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

O'Rourke, Kevin H., y Jeffrey G. Williamson. From Malthus to Ohlin: Trade, Growth and Distribution Since 1500. Cambridge, MA: National Bureau of Economic Research, 2002.

Cita MLA (9a ed.)

O'Rourke, Kevin H., y Jeffrey G. Williamson. From Malthus to Ohlin: Trade, Growth and Distribution Since 1500. National Bureau of Economic Research, 2002.