Cita APA (7a ed.)

Irwin, D. A. (2000). Ohlin versus Stolper-Samuelson? National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Irwin, Douglas A. Ohlin Versus Stolper-Samuelson? Cambridge, MA: National Bureau of Economic Research, 2000.

Cita MLA (9a ed.)

Irwin, Douglas A. Ohlin Versus Stolper-Samuelson? National Bureau of Economic Research, 2000.