APA
American Petroleum Institute A., . (2004). Specification for control systems for drilling well control equipment and control systems for diverter equipment. Washington: American Petroleum Institute, API.
Chicago
American Petroleum Institute API, . 2004. Specification for control systems for drilling well control equipment and control systems for diverter equipment. Washington: American Petroleum Institute, API.
Harvard
American Petroleum Institute A., . (2004). Specification for control systems for drilling well control equipment and control systems for diverter equipment. Washington: American Petroleum Institute, API.
MLA
American Petroleum Institute API, . Specification for control systems for drilling well control equipment and control systems for diverter equipment. Washington: American Petroleum Institute, API. 2004.