APA

American Petroleum Institute A., . (1982). Recommended practice for care and use of marine drilling risers. Washington: American Petroleum Institute, API.

Chicago

American Petroleum Institute API, . 1982. Recommended practice for care and use of marine drilling risers. Washington: American Petroleum Institute, API.

Harvard

American Petroleum Institute A., . (1982). Recommended practice for care and use of marine drilling risers. Washington: American Petroleum Institute, API.

MLA

American Petroleum Institute API, . Recommended practice for care and use of marine drilling risers. Washington: American Petroleum Institute, API. 1982.