Arner, Oddvar1959"De frivillige foreninger i Rana". Mo Stencil no. 3. Oslo: Sociology Institute, Oslo University.
2.
Hallenstvedt, A., T. Brautaset, T-I. Dovland and J. Moren1972Norske Organisasjoner (Organizations in Norway)Oslo: Tanum.
3.
Hallenstvedt, Abraham1974 "Formal Voluntary Associations in Norway," in David Horton Smith (ed.), Voluntary Action Research: 1974. Lexington, Massachusetts: Lexington Books, D. C. Heath and Co.
4.
Kellerhals, Jean1974 "Voluntary Associations in Switzerland," in David Horton Smith (ed.), Voluntary Action Research: 1974. Lexington, Massachusetts: Lexington Books, D. C. Heath and Co.
5.
Kerri, James N.1972 "An Inductive Examination of Voluntary Association Functions in a Single-Enterprise Based Community," Journal of Voluntary Action Research, 1: 43-51.
6.
Park, George K.1972 "Regional Versions of Norwegian Culture: a Trial Formulation ," Ethnology, 11: 3-24.
7.
Ropeid, Andreas1974 "Organisasjonane og lokalsamfunnet," in Rolf Fladby and Steinar Imsen (eds.), Lokalhistorie fra gard til tettsted. Oslo: J. W. Cappelens Forlag.
8.
Smith, David Horton1975 "Voluntary Action and Voluntary Groups," in Alex Inkeles et al. (eds.), Annual Review of Sociology: 1975. Palo Alto, California: Annual Reviews, Inc.
9.
Smith, David Horton, Mary Seguin and Marjorie Collins1973 "Dimensions and Categories of Voluntary Organizations/NGO's," Journal of Voluntary Action Research, 2: 116-120.