Citazione Stile APA (7a Edizione)

Harper, M. (1992). Their own idea: Lessons from workers' co-operatives. Intermediate Technology Publications.

Citazione stile Chigago Style (17a edizione)

Harper, Malcolm. Their Own Idea: Lessons from Workers' Co-operatives. London: Intermediate Technology Publications, 1992.

Citatione MLA (8a ed.)

Harper, Malcolm. Their Own Idea: Lessons from Workers' Co-operatives. Intermediate Technology Publications, 1992.