Fessler, D. R. (1965). Citizen participation in community development (Rev. ed.). Agricultural Extension Service, Virginia Polytechnic Institute.
Lua i Stíl Chicago (17ú heag.)Fessler, Donald R. Citizen Participation in Community Development. Rev. ed. Blackburg: Agricultural Extension Service, Virginia Polytechnic Institute, 1965.
Lua MLA (9ú heag.)Fessler, Donald R. Citizen Participation in Community Development. Rev. ed. Agricultural Extension Service, Virginia Polytechnic Institute, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.