Friedman, B. M. (1999). Connecting generations: Integrating aging education and intergenerational programs with elementary and middle grades curricula. Allyn and Bacon.
Chicago-Zitierstil (17. Ausg.)Friedman, Barbara M. Connecting Generations: Integrating Aging Education and Intergenerational Programs with Elementary and Middle Grades Curricula. Boston [u.a.]: Allyn and Bacon, 1999.
MLA-Zitierstil (9. Ausg.)Friedman, Barbara M. Connecting Generations: Integrating Aging Education and Intergenerational Programs with Elementary and Middle Grades Curricula. Allyn and Bacon, 1999.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.