APA

California Air Resources Board, Mobile Source Division, . (1990). Derivation of the EMFAC7E emission and correction factors for on-road motor vehicles. Executive summary. El Monte, CA: California Air Resources Board.

Chicago

California Air Resources Board, Mobile Source Division, . 1990. Derivation of the EMFAC7E emission and correction factors for on-road motor vehicles. Executive summary. El Monte, CA: California Air Resources Board.

Harvard

California Air Resources Board, Mobile Source Division, . (1990). Derivation of the EMFAC7E emission and correction factors for on-road motor vehicles. Executive summary. El Monte, CA: California Air Resources Board.

MLA

California Air Resources Board, Mobile Source Division, . Derivation of the EMFAC7E emission and correction factors for on-road motor vehicles. Executive summary. El Monte, CA: California Air Resources Board. 1990.