Cita APA (7a ed.)

Perry, C. W., & Rosen, H. S. (2001). The self-employed are less likely to have health insurance than wage-earners: So what? National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Perry, Craig William, y Harvey S. Rosen. The Self-employed Are Less Likely to Have Health Insurance than Wage-earners: So What? Cambridge, MA: National Bureau of Economic Research, 2001.

Cita MLA (9a ed.)

Perry, Craig William, y Harvey S. Rosen. The Self-employed Are Less Likely to Have Health Insurance than Wage-earners: So What? National Bureau of Economic Research, 2001.