APA citiranje

Cawley, J., Heckman, J., & Vytlacil, E. (1998). Cognitive ability and the rising return to education. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Cawley, John, James Heckman, and Edward Vytlacil. Cognitive Ability and the Rising Return to Education. Cambridge: National Bureau of Economic Research, 1998.

MLA citiranje

Cawley, John, et al. Cognitive Ability and the Rising Return to Education. National Bureau of Economic Research, 1998.