APA引文

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.

Chicago Style (17th ed.) Citation

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

MLA引文

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