APA

Anderson R. C., American Petroleum Institute A. & Anderson R. C. (1990). Reducing emissions from older vehicles. Washington: American Petroleum Institute, API.

Chicago

Anderson Robert C, American Petroleum Institute API and Anderson Robert C. 1990. Reducing emissions from older vehicles. Washington: American Petroleum Institute, API.

Harvard

Anderson R. C., American Petroleum Institute A. and Anderson R. C. (1990). Reducing emissions from older vehicles. Washington: American Petroleum Institute, API.

MLA

Anderson Robert C, American Petroleum Institute API and Anderson Robert C. Reducing emissions from older vehicles. Washington: American Petroleum Institute, API. 1990.