Sheppard, H. L., & Herrick, N. Q. (1972). Where have all the robots gone?: Worker dissatisfaction in the '70s. Free Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSheppard, Harold L., और Neal Q. Herrick. Where Have All the Robots Gone?: Worker Dissatisfaction in the '70s. New York: Free Press, 1972.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSheppard, Harold L., और Neal Q. Herrick. Where Have All the Robots Gone?: Worker Dissatisfaction in the '70s. Free Press, 1972.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.