APA-Zitierstil (7. Ausg.)

Heckman, J. J., Lochner, L., & Cossa, R. (2002). Learning-by-doing vs. on-the-job training: Using variation induced by the EITC to distinguish between models of skill formation. National Bureau of Economic Research.

Chicago-Zitierstil (17. Ausg.)

Heckman, James J., Lance Lochner, und Ricardo Cossa. Learning-by-doing Vs. On-the-job Training: Using Variation Induced by the EITC to Distinguish Between Models of Skill Formation. Cambridge, Mass: National Bureau of Economic Research, 2002.

MLA-Zitierstil (9. Ausg.)

Heckman, James J., et al. Learning-by-doing Vs. On-the-job Training: Using Variation Induced by the EITC to Distinguish Between Models of Skill Formation. National Bureau of Economic Research, 2002.