Diamond, W. (1963). Distribution channels for industrial goods. Bureau of business research.
Trích dẫn kiểu ChicagoDiamond, W.M. Distribution Channels for Industrial Goods. Ohio University: Bureau of business research, 1963.
Trích dẫn MLADiamond, W.M. Distribution Channels for Industrial Goods. Bureau of business research, 1963.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.