Freeman, P. 1., Adrion, W. R., & Aspray, W. (2019). Computing and the National Science Foundation, 1950-2016: Building a foundation for modern computing (First edition.). Association for Computing Machinery.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFreeman, Peter 1941, W. Richards Adrion, और William Aspray. Computing and the National Science Foundation, 1950-2016: Building a Foundation for Modern Computing. First edition. New York: Association for Computing Machinery, 2019.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFreeman, Peter 1941, et al. Computing and the National Science Foundation, 1950-2016: Building a Foundation for Modern Computing. First edition. Association for Computing Machinery, 2019.
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