Cita APA (7th ed.)

Gaynor, M., Haas-Wilson, D., & Vogt, W. B. (1998). Are invisible hands good hands?: Moral hazard, competition, and the second best in health care markets. National Bureau of Economic Research.

Cita Chicago (17th ed.)

Gaynor, M., Deborah Haas-Wilson, i William B. Vogt. Are Invisible Hands Good Hands?: Moral Hazard, Competition, and the Second Best in Health Care Markets. Cambridge: National Bureau of Economic Research, 1998.

Cita MLA (9th ed.)

Gaynor, M., et al. Are Invisible Hands Good Hands?: Moral Hazard, Competition, and the Second Best in Health Care Markets. National Bureau of Economic Research, 1998.