Lua APA (7ú heag.)
Fawkes, S. (2013). Energy efficiency: The definitive guide to the cheapest, cleanest, fastest source of energy. Gower.
Lua i Stíl Chicago (17ú heag.)
Fawkes, Steven. Energy Efficiency: The Definitive Guide to the Cheapest, Cleanest, Fastest Source of Energy. Farnham, Surrey, England: Gower, 2013.
Lua MLA (9ú heag.)
Fawkes, Steven. Energy Efficiency: The Definitive Guide to the Cheapest, Cleanest, Fastest Source of Energy. Gower, 2013.
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