Cita APA (7th ed.)

Cooper, R., & Johri, A. (1999). Learning by doing and aggregate fluctuations. National Bureau of Economic Research.

Cita Chicago (17th ed.)

Cooper, Russell, i Alok Johri. Learning by Doing and Aggregate Fluctuations. Cambridge: National Bureau of Economic Research, 1999.

Cita MLA (9th ed.)

Cooper, Russell, i Alok Johri. Learning by Doing and Aggregate Fluctuations. National Bureau of Economic Research, 1999.