Holle, S. R. (1971). Community development service guidelines (2nd ed.). Community Development Foundation.
Chicago-Zitierstil (17. Ausg.)Holle, Stuart R. Community Development Service Guidelines. 2nd ed. Norwalk, Conn.: Community Development Foundation, 1971.
MLA-Zitierstil (8. Ausg.)Holle, Stuart R. Community Development Service Guidelines. 2nd ed. Community Development Foundation, 1971.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.