APA (7 वां संस्करण) प्रशस्ति पत्र
Richardson, B. (2008). Leading by example: How we can inspire an energy and security revolution. Wiley.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Richardson, Bill. Leading by Example: How We Can Inspire an Energy and Security Revolution. Hoboken, N.J.: Wiley, 2008.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Richardson, Bill. Leading by Example: How We Can Inspire an Energy and Security Revolution. Wiley, 2008.
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