FREEDMAN, E. (2020). The persistence of code in game engine culture. Routledge.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFREEDMAN, Eric. The Persistence of Code in Game Engine Culture. Routledge, 2020.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFREEDMAN, Eric. The Persistence of Code in Game Engine Culture. Routledge, 2020.
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