Citazione Stile APA (7a Edizione)

Kohan, A. L., & Malek, M. (2021). Boiler operator's guide (Fifth edition.). McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Kohan, Anthony Lawrence, e Mohammad Malek. Boiler Operator's Guide. Fifth edition. New York: McGraw-Hill, 2021.

Citatione MLA (9a ed.)

Kohan, Anthony Lawrence, e Mohammad Malek. Boiler Operator's Guide. Fifth edition. McGraw-Hill, 2021.