APA

American Petroleum Institute A., . (1999). Effects of smooth and rock dents on liquid petroleum pipelines (Phase II). Washington: American Petroleum Institute, API.

Chicago

American Petroleum Institute API, . 1999. Effects of smooth and rock dents on liquid petroleum pipelines (Phase II). Washington: American Petroleum Institute, API.

Harvard

American Petroleum Institute A., . (1999). Effects of smooth and rock dents on liquid petroleum pipelines (Phase II). Washington: American Petroleum Institute, API.

MLA

American Petroleum Institute API, . Effects of smooth and rock dents on liquid petroleum pipelines (Phase II). Washington: American Petroleum Institute, API. 1999.