Cita APA (7th ed.)

Altonji, J. G., & Pierret, C. R. (1995). Employer learning and the signaling value of education. National Bureau of Economic Research.

Cita Chicago (17th ed.)

Altonji, Joseph G., i Charles R. Pierret. Employer Learning and the Signaling Value of Education. Cambridge: National Bureau of Economic Research, 1995.

Cita MLA (9th ed.)

Altonji, Joseph G., i Charles R. Pierret. Employer Learning and the Signaling Value of Education. National Bureau of Economic Research, 1995.