APA

American Petroleum Institute A., . (1965). Mechanical displacement meter provers. Washington: American Petroleum Institute, API.

Chicago

American Petroleum Institute API, . 1965. Mechanical displacement meter provers. Washington: American Petroleum Institute, API.

Harvard

American Petroleum Institute A., . (1965). Mechanical displacement meter provers. Washington: American Petroleum Institute, API.

MLA

American Petroleum Institute API, . Mechanical displacement meter provers. Washington: American Petroleum Institute, API. 1965.