Citazione Stile APA (7a Edizione)

Thumann, A. (1987). Plant engineers and managers guide to energy conservation (3rd ed.). Fairmont Press.

Citazione stile Chigago Style (17a edizione)

Thumann, Albert. Plant Engineers and Managers Guide to Energy Conservation. 3rd ed. Lilburn, GA: Fairmont Press, 1987.

Citatione MLA (9a ed.)

Thumann, Albert. Plant Engineers and Managers Guide to Energy Conservation. 3rd ed. Fairmont Press, 1987.