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Lua i Stíl Chicago (17ú heag.)Stiefel, Matthias, agus Marshall Wolfe. A Voice for the Excluded: Popular Participation in Development : Utopia or Necessity? London ; Atlantic Highlands, N.J.: Zed Books in association with the United Nations Research Institute for Social Development (UNRISD), Geneva, 1994.
Lua MLA (8ú heag.)Stiefel, Matthias, agus Marshall Wolfe. A Voice for the Excluded: Popular Participation in Development : Utopia or Necessity? Zed Books in association with the United Nations Research Institute for Social Development (UNRISD), Geneva, 1994.