APA

American Petroleum Institute A., . (2009). Recommended practice for transportation of line pipe on barges and marine vessels. Washington: American Petroleum Institute, API.

Chicago

American Petroleum Institute API, . 2009. Recommended practice for transportation of line pipe on barges and marine vessels. Washington: American Petroleum Institute, API.

Harvard

American Petroleum Institute A., . (2009). Recommended practice for transportation of line pipe on barges and marine vessels. Washington: American Petroleum Institute, API.

MLA

American Petroleum Institute API, . Recommended practice for transportation of line pipe on barges and marine vessels. Washington: American Petroleum Institute, API. 2009.