APA aipamena

Card, D. E., & DiNardo, J. E. (2002). Skill biased technological change and rising wage inequality: Some problems and puzzles. National Bureau of Economic Research.

Chicago Style aipamena

Card, David E., and John E. DiNardo. Skill Biased Technological Change and Rising Wage Inequality: Some Problems and Puzzles. Cambridge, Mass: National Bureau of Economic Research, 2002.

MLA aipamena

Card, David E., and John E. DiNardo. Skill Biased Technological Change and Rising Wage Inequality: Some Problems and Puzzles. National Bureau of Economic Research, 2002.