Thumann, A. (2008). Plant engineers and managers guide to energy conservation (9th ed.). Fairmont Press.
Čikaški stil citiranja (17. izdanje)Thumann, Albert. Plant Engineers and Managers Guide to Energy Conservation. 9th ed. Lilburn, GA: Fairmont Press, 2008.
MLA način citiranja (9. izdanje)Thumann, Albert. Plant Engineers and Managers Guide to Energy Conservation. 9th ed. Fairmont Press, 2008.
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