National Council on the Aging, United States. (1969). Resources for the aging: An action handbook (2nd ed.). National Council on the Aging.
Chicago-Zitierstil (17. Ausg.)National Council on the Aging, United States. Resources for the Aging: An Action Handbook. 2nd ed. N.Y.: National Council on the Aging, 1969.
MLA-Zitierstil (8. Ausg.)National Council on the Aging, United States. Resources for the Aging: An Action Handbook. 2nd ed. National Council on the Aging, 1969.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.