APA

American Petroleum Institute A., . (2014). Pressure vessel inspection code: in-service inspection, rating, repair and alteration. Washington: American Petroleum Institute, API.

Chicago

American Petroleum Institute API, . 2014. Pressure vessel inspection code: in-service inspection, rating, repair and alteration. Washington: American Petroleum Institute, API.

Harvard

American Petroleum Institute A., . (2014). Pressure vessel inspection code: in-service inspection, rating, repair and alteration. Washington: American Petroleum Institute, API.

MLA

American Petroleum Institute API, . Pressure vessel inspection code: in-service inspection, rating, repair and alteration. Washington: American Petroleum Institute, API. 2014.