APA

American Petroleum Institute A., . (2015). Drilling ahead safely with los circulation in the Gulf of Mexico. Washington: American Petroleum Institute, API.

Chicago

American Petroleum Institute API, . 2015. Drilling ahead safely with los circulation in the Gulf of Mexico. Washington: American Petroleum Institute, API.

Harvard

American Petroleum Institute A., . (2015). Drilling ahead safely with los circulation in the Gulf of Mexico. Washington: American Petroleum Institute, API.

MLA

American Petroleum Institute API, . Drilling ahead safely with los circulation in the Gulf of Mexico. Washington: American Petroleum Institute, API. 2015.