APA
American Petroleum Institute A., . (1997). Management and disposal alternatives for naturally occurring radioactive material (NORM) wastes in oil production and gas plant equipment. Washington: American Petroleum Institute, API.
Chicago
American Petroleum Institute API, . 1997. Management and disposal alternatives for naturally occurring radioactive material (NORM) wastes in oil production and gas plant equipment. Washington: American Petroleum Institute, API.
Harvard
American Petroleum Institute A., . (1997). Management and disposal alternatives for naturally occurring radioactive material (NORM) wastes in oil production and gas plant equipment. Washington: American Petroleum Institute, API.
MLA
American Petroleum Institute API, . Management and disposal alternatives for naturally occurring radioactive material (NORM) wastes in oil production and gas plant equipment. Washington: American Petroleum Institute, API. 1997.