Thumann, . A., & Dunning, S. (2008). Plant engineers and managers guide to energy conservation (9th ed.). Fairmont.
Čikaški stil citiranjaThumann, Albert, i Scott Dunning. Plant Engineers and Managers Guide to Energy Conservation. 9th ed. Lilburn: Fairmont, 2008.
MLA način citiranjaThumann, Albert, i Scott Dunning. Plant Engineers and Managers Guide to Energy Conservation. 9th ed. Fairmont, 2008.
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