Cita APA (7th ed.)

Committee on an Aging Society (U.S.) & Symposium on Unpaid Productive Roles in an Aging Society. (1986). Productive roles in an older society. National Academy Press.

Cita Chicago (17th ed.)

Committee on an Aging Society (U.S.) i Symposium on Unpaid Productive Roles in an Aging Society. Productive Roles in an Older Society. Washington, D.C.: National Academy Press, 1986.

Cita MLA (9th ed.)

Committee on an Aging Society (U.S.) i Symposium on Unpaid Productive Roles in an Aging Society. Productive Roles in an Older Society. National Academy Press, 1986.