Cooper, R., & Johri, A. (1999). Learning by doing and aggregate fluctuations. National Bureau of Economic Research.
Lua i Stíl Chicago (17ú heag.)Cooper, Russell, agus Alok Johri. Learning by Doing and Aggregate Fluctuations. Cambridge: National Bureau of Economic Research, 1999.
Lua MLA (9ú heag.)Cooper, Russell, agus Alok Johri. Learning by Doing and Aggregate Fluctuations. National Bureau of Economic Research, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.