Ledolter, J. (1999). Statistical quality controlstrategis and tools for continual improvementJohannes Ledolter, Claude W. Burrill. John Wiley & Sons.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLedolter, Johannes. Statistical Quality Controlstrategis and Tools for Continual ImprovementJohannes Ledolter, Claude W. Burrill. John Wiley & Sons, 1999.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLedolter, Johannes. Statistical Quality Controlstrategis and Tools for Continual ImprovementJohannes Ledolter, Claude W. Burrill. John Wiley & Sons, 1999.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.