APA
American Petroleum Institute A., . (2018). Recommended practice for design, installation, and maintenance of electrical systems for fixed and floating offshore petroleum facilities for unclassified and class I, Division 1 and Division 2 locations. Washington: American Petroleum Institute, API.
Chicago
American Petroleum Institute API, . 2018. Recommended practice for design, installation, and maintenance of electrical systems for fixed and floating offshore petroleum facilities for unclassified and class I, Division 1 and Division 2 locations. Washington: American Petroleum Institute, API.
Harvard
American Petroleum Institute A., . (2018). Recommended practice for design, installation, and maintenance of electrical systems for fixed and floating offshore petroleum facilities for unclassified and class I, Division 1 and Division 2 locations. Washington: American Petroleum Institute, API.
MLA
American Petroleum Institute API, . Recommended practice for design, installation, and maintenance of electrical systems for fixed and floating offshore petroleum facilities for unclassified and class I, Division 1 and Division 2 locations. Washington: American Petroleum Institute, API. 2018.