APA

American Petroleum Institute A., . (1988). Exhaust benzene emissions from late model vehicles. Washington: American Petroleum Institute, API.

Chicago

American Petroleum Institute API, . 1988. Exhaust benzene emissions from late model vehicles. Washington: American Petroleum Institute, API.

Harvard

American Petroleum Institute A., . (1988). Exhaust benzene emissions from late model vehicles. Washington: American Petroleum Institute, API.

MLA

American Petroleum Institute API, . Exhaust benzene emissions from late model vehicles. Washington: American Petroleum Institute, API. 1988.