APA
American Petroleum Institute A., . (2020). Petroleum, petrochemical and natural gas industries - Steam turbines - special-purpose applications. Washington: American Petroleum Institute, API.
Chicago
American Petroleum Institute API, . 2020. Petroleum, petrochemical and natural gas industries - Steam turbines - special-purpose applications. Washington: American Petroleum Institute, API.
Harvard
American Petroleum Institute A., . (2020). Petroleum, petrochemical and natural gas industries - Steam turbines - special-purpose applications. Washington: American Petroleum Institute, API.
MLA
American Petroleum Institute API, . Petroleum, petrochemical and natural gas industries - Steam turbines - special-purpose applications. Washington: American Petroleum Institute, API. 2020.