APA (7 वां संस्करण) प्रशस्ति पत्र
ebrary, Inc. (2007). Working ethically...on a shoestring: Creating a sustainable business without breaking the bank. A. & C. Black.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
ebrary, Inc. Working Ethically...on a Shoestring: Creating a Sustainable Business Without Breaking the Bank. London: A. & C. Black, 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
ebrary, Inc. Working Ethically...on a Shoestring: Creating a Sustainable Business Without Breaking the Bank. A. & C. Black, 2007.
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