Harper, M. (1992). Their own idea: Lessons from workers' co-operatives. Intermediate Technology Publications.
Chicago-referens (17:e uppl.)Harper, Malcolm. Their Own Idea: Lessons from Workers' Co-operatives. London: Intermediate Technology Publications, 1992.
MLA-referens (8:e uppl.)Harper, Malcolm. Their Own Idea: Lessons from Workers' Co-operatives. Intermediate Technology Publications, 1992.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.