Callahan, D. (1995). Setting limits: Medical goals in an aging society. Georgetown University Press.
Cita Chicago (17th ed.)Callahan, Daniel. Setting Limits: Medical Goals in an Aging Society. Washington, D.C.: Georgetown University Press, 1995.
Cita MLA (9th ed.)Callahan, Daniel. Setting Limits: Medical Goals in an Aging Society. Georgetown University Press, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.