APA
American Petroleum Institute A., . (2013). Protocol for verification and validation of high-pressure high-temperature equipment. Washington: American Petroleum Institute, API.
Chicago
American Petroleum Institute API, . 2013. Protocol for verification and validation of high-pressure high-temperature equipment. Washington: American Petroleum Institute, API.
Harvard
American Petroleum Institute A., . (2013). Protocol for verification and validation of high-pressure high-temperature equipment. Washington: American Petroleum Institute, API.
MLA
American Petroleum Institute API, . Protocol for verification and validation of high-pressure high-temperature equipment. Washington: American Petroleum Institute, API. 2013.