Cita APA (7th ed.)
Committee on an Aging Society (U.S.), ebrary, Inc, & Symposium on Unpaid Productive Roles in an Aging Society. (1986). America's aging: Productive roles in an older society. National Academy Press.
Cita Chicago (17th ed.)
Committee on an Aging Society (U.S.), Inc ebrary, i Symposium on Unpaid Productive Roles in an Aging Society. America's Aging: Productive Roles in an Older Society. Washington, D.C.: National Academy Press, 1986.
Cita MLA (9th ed.)
Committee on an Aging Society (U.S.), et al. America's Aging: Productive Roles in an Older Society. National Academy Press, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.