Kramer, C., & Newman, S. (1986). Senior citizen school volunteer program: A manual for program implementation. Center for the Study of Aging.
Chicago-Zitierstil (17. Ausg.)Kramer, Cynthia, und Sally Newman. Senior Citizen School Volunteer Program: A Manual for Program Implementation. Albany, N.Y: Center for the Study of Aging, 1986.
MLA-Zitierstil (9. Ausg.)Kramer, Cynthia, und Sally Newman. Senior Citizen School Volunteer Program: A Manual for Program Implementation. Center for the Study of Aging, 1986.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.