Pollack, H. W. (1987). Manufacturing and machine tool operations (3rd ed.). Prentice-Hall.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPollack, Herman W. Manufacturing and Machine Tool Operations. 3rd ed. Englewood Cliffs, N.J: Prentice-Hall, 1987.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPollack, Herman W. Manufacturing and Machine Tool Operations. 3rd ed. Prentice-Hall, 1987.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.