APA
American Petroleum Institute A., . (2004). An evaluation of the risks and benefits of penetrations in subsea wellheads below the BOP stack. Washington: American Petroleum Institute, API.
Chicago
American Petroleum Institute API, . 2004. An evaluation of the risks and benefits of penetrations in subsea wellheads below the BOP stack. Washington: American Petroleum Institute, API.
Harvard
American Petroleum Institute A., . (2004). An evaluation of the risks and benefits of penetrations in subsea wellheads below the BOP stack. Washington: American Petroleum Institute, API.
MLA
American Petroleum Institute API, . An evaluation of the risks and benefits of penetrations in subsea wellheads below the BOP stack. Washington: American Petroleum Institute, API. 2004.