APA

American Petroleum Institute A., . (1995). Procedures for inspection maintenance, repair, and remanufacture of drilling equipment. Washington: American Petroleum Institute, API.

Chicago

American Petroleum Institute API, . 1995. Procedures for inspection maintenance, repair, and remanufacture of drilling equipment. Washington: American Petroleum Institute, API.

Harvard

American Petroleum Institute A., . (1995). Procedures for inspection maintenance, repair, and remanufacture of drilling equipment. Washington: American Petroleum Institute, API.

MLA

American Petroleum Institute API, . Procedures for inspection maintenance, repair, and remanufacture of drilling equipment. Washington: American Petroleum Institute, API. 1995.