Youngjohns, B. A. (1977). Co-operative organisation: An introduction. Intermediate Technology Publications ; Exclusive distributor, ISBS.
Lua i Stíl Chicago (17ú heag.)Youngjohns, B. A. Co-operative Organisation: An Introduction. London, U.K. : Forest Grove, OR: Intermediate Technology Publications ; Exclusive distributor, ISBS, 1977.
Lua MLA (8ú heag.)Youngjohns, B. A. Co-operative Organisation: An Introduction. Intermediate Technology Publications ; Exclusive distributor, ISBS, 1977.
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