Cooper, C. (2019). Founder, farmer, tinker, thief: The 4 phases of the entrepreneur's journey. TwoBrain Media.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCooper, Chris. Founder, Farmer, Tinker, Thief: The 4 Phases of the Entrepreneur's Journey. Cork: TwoBrain Media, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCooper, Chris. Founder, Farmer, Tinker, Thief: The 4 Phases of the Entrepreneur's Journey. TwoBrain Media, 2019.
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