APA (7th ed.) Citation

Beardsley, M., & Lindhjem, C. (1998). Exhaust emission factors for nonroad engine modeling, compression-ignition: Report no. NR-009A. U.S. EPA, Office of Mobile Sources, Assessment and Modeling Division.

Chicago Style (17th ed.) Citation

Beardsley, Megan, and Chris Lindhjem. Exhaust Emission Factors for Nonroad Engine Modeling, Compression-ignition: Report No. NR-009A. [Washington, D.C.]: U.S. EPA, Office of Mobile Sources, Assessment and Modeling Division, 1998.

MLA (9th ed.) Citation

Beardsley, Megan, and Chris Lindhjem. Exhaust Emission Factors for Nonroad Engine Modeling, Compression-ignition: Report No. NR-009A. U.S. EPA, Office of Mobile Sources, Assessment and Modeling Division, 1998.