APA (7 वां संस्करण) प्रशस्ति पत्र
Hakes, J. E. (2008). A declaration of energy independence: How freedom from foreign oil can improve national security, our economy, and the environment. J. Wiley.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Hakes, Jay E. A Declaration of Energy Independence: How Freedom from Foreign Oil Can Improve National Security, Our Economy, and the Environment. Hoboken, N.J.: J. Wiley, 2008.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Hakes, Jay E. A Declaration of Energy Independence: How Freedom from Foreign Oil Can Improve National Security, Our Economy, and the Environment. J. Wiley, 2008.
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