Bottomley, T. (1979). An introduction to co-operatives: A programmed learning text. Intermediate Technology Publications [for the] Co-operative Educational Materials Advisory Service of the International Co-operative Alliance.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Bottomley, Trevor. An Introduction to Co-operatives: A Programmed Learning Text. London: Intermediate Technology Publications [for the] Co-operative Educational Materials Advisory Service of the International Co-operative Alliance, 1979.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Bottomley, Trevor. An Introduction to Co-operatives: A Programmed Learning Text. Intermediate Technology Publications [for the] Co-operative Educational Materials Advisory Service of the International Co-operative Alliance, 1979.
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