Thumann, . A., & Dunning, S. (2008). Plant engineers and managers guide to energy conservation (9th ed.). Fairmont.
استشهاد بنمط شيكاغوThumann, Albert, و Scott Dunning. Plant Engineers and Managers Guide to Energy Conservation. 9th ed. Lilburn: Fairmont, 2008.
MLA استشهادThumann, Albert, و Scott Dunning. Plant Engineers and Managers Guide to Energy Conservation. 9th ed. Fairmont, 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.