Michalowicz, M. (2017). Profit first: Transform your business from a cash-eating monster to a money-making machine (Unabridged.). Your Coach Digital.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMichalowicz, Mike. Profit First: Transform Your Business from a Cash-eating Monster to a Money-making Machine. Unabridged. Rego Park: Your Coach Digital, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMichalowicz, Mike. Profit First: Transform Your Business from a Cash-eating Monster to a Money-making Machine. Unabridged. Your Coach Digital, 2017.
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