Ross, J. E. (1982). Japanese quality circles and productivity. Reston, Va: Reston Pub. Co.
Παραπομπή Chicago StyleRoss, Joel E. Japanese Quality Circles and Productivity. Reston, Va: Reston Pub. Co, 1982.
Παραπομπή MLARoss, Joel E. Japanese Quality Circles and Productivity. Reston, Va: Reston Pub. Co, 1982.
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