APA (7 वां संस्करण) प्रशस्ति पत्र
Bradley, J. R. (2015). Improving business performance with Lean (Second edition.). Business Expert Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Bradley, James R. Improving Business Performance with Lean. Second edition. New York, New York (222 East 46th Street, New York, NY 10017): Business Expert Press, 2015.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Bradley, James R. Improving Business Performance with Lean. Second edition. Business Expert Press, 2015.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.