APA引文

Callahan, D. (1995). Setting limits: Medical goals in an aging society. Georgetown University Press.

Chicago Style (17th ed.) Citation

Callahan, Daniel. Setting Limits: Medical Goals in an Aging Society. Washington, D.C.: Georgetown University Press, 1995.

MLA引文

Callahan, Daniel. Setting Limits: Medical Goals in an Aging Society. Georgetown University Press, 1995.

警告：這些引文格式不一定是100％准確.