APA

American Petroleum Institute A., . (1989). Recommended practice for planning, designing and constructing fixed offshore platforms. Washington: American Petroleum Institute, API.

Chicago

American Petroleum Institute API, . 1989. Recommended practice for planning, designing and constructing fixed offshore platforms. Washington: American Petroleum Institute, API.

Harvard

American Petroleum Institute A., . (1989). Recommended practice for planning, designing and constructing fixed offshore platforms. Washington: American Petroleum Institute, API.

MLA

American Petroleum Institute API, . Recommended practice for planning, designing and constructing fixed offshore platforms. Washington: American Petroleum Institute, API. 1989.