APA

Herling R., Gafford R., Carlson R., Lyles A. & Bradow R. (1977). Characterization of sulfate and gaseous emissions from California consumer-owned, catalyst-equipped vehicles. Warrendale, PA: Society of Automotive Engineers. Paper nr 77 00 62.

Chicago

Herling RJ, Gafford RD, Carlson RR, Lyles A and Bradow RL. 1977. Characterization of sulfate and gaseous emissions from California consumer-owned, catalyst-equipped vehicles. Warrendale, PA: Society of Automotive Engineers. Paper nr 77 00 62.

Harvard

Herling R., Gafford R., Carlson R., Lyles A. and Bradow R. (1977). Characterization of sulfate and gaseous emissions from California consumer-owned, catalyst-equipped vehicles. Warrendale, PA: Society of Automotive Engineers. Paper nr 77 00 62.

MLA

Herling RJ, Gafford RD, Carlson RR, Lyles A and Bradow RL. Characterization of sulfate and gaseous emissions from California consumer-owned, catalyst-equipped vehicles. Warrendale, PA: Society of Automotive Engineers. Paper nr 77 00 62. 1977.