Cita APA (7a ed.)

Galenson, D. W., & Weinberg, B. A. (1999). Age and the quality of work: The case of modern American painters. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Galenson, David W., y Bruce A. Weinberg. Age and the Quality of Work: The Case of Modern American Painters. Cambridge, MA: National Bureau of Economic Research, 1999.

Cita MLA (9a ed.)

Galenson, David W., y Bruce A. Weinberg. Age and the Quality of Work: The Case of Modern American Painters. National Bureau of Economic Research, 1999.