Kramer, R. M. (1969). Readings in community organization practice. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Kramer, Ralph M. Readings in Community Organization Practice. Englewood Cliffs, N.J: Prentice-Hall, 1969.
Lua MLA (9ú heag.)Kramer, Ralph M. Readings in Community Organization Practice. Prentice-Hall, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.