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Dyfyniad Arddull Chicago.Gary, James H., Glenn E. .Handwerk, and James H. .Gary. Petroleum Refining: Technology and Economics. 2th ed. Boca Raton: Taylor & Francis/CRC Press, 2007.
Dyfyniad MLA.Gary, James H., et al. Petroleum Refining: Technology and Economics. 2th ed. Taylor & Francis/CRC Press, 2007.
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