APA

American Petroleum Institute A., . (2000). Guidelines for the definition of onshore gas gathering lines. Washington: American Petroleum Institute, API.

Chicago

American Petroleum Institute API, . 2000. Guidelines for the definition of onshore gas gathering lines. Washington: American Petroleum Institute, API.

Harvard

American Petroleum Institute A., . (2000). Guidelines for the definition of onshore gas gathering lines. Washington: American Petroleum Institute, API.

MLA

American Petroleum Institute API, . Guidelines for the definition of onshore gas gathering lines. Washington: American Petroleum Institute, API. 2000.