APA (7th ed.) Citation

Murphy, K. M., Riddell, W. C., & Romer, P. M. (1998). Wages, skills, and technology in the United States and Canada. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Murphy, Kevin M., W. Craig Riddell, and Paul M. Romer. Wages, Skills, and Technology in the United States and Canada. Cambridge: National Bureau of Economic Research, 1998.

MLA (9th ed.) Citation

Murphy, Kevin M., et al. Wages, Skills, and Technology in the United States and Canada. National Bureau of Economic Research, 1998.