Stenzel, A. K. (1968). Volunteer training and development A manual for community group. The Seabuty Press.
Lua i Stíl Chicago (17ú heag.)Stenzel, Anne K. Volunteer Training and Development A Manual for Community Group. The Seabuty Press, 1968.
Lua MLA (9ú heag.)Stenzel, Anne K. Volunteer Training and Development A Manual for Community Group. The Seabuty Press, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.