Halvorson, M. J. (2020). Code nation: Personal computing and the learn to program movement in America (First edition.). Association for Computing Machinery.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHalvorson, Michael J. Code Nation: Personal Computing and the Learn to Program Movement in America. First edition. New York: Association for Computing Machinery, 2020.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHalvorson, Michael J. Code Nation: Personal Computing and the Learn to Program Movement in America. First edition. Association for Computing Machinery, 2020.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.