Hare, C. T., & Springer, K. J. (1972). Exhaust emissions from uncontrolled vehicles and related equipment using internal combustion engines: Final report. Characterization and Control Development Branch, Mobile Source Pollution Control Program and Air Quality Management Branch, Stationary Source Pollution Control Program, Office of Air and Water Programs, Environmental Protection Agency.
Chicago Style (17th ed.) CitationHare, Charles T., and Karl J. Springer. Exhaust Emissions from Uncontrolled Vehicles and Related Equipment Using Internal Combustion Engines: Final Report. [Ann Arbor, Mich.]: Characterization and Control Development Branch, Mobile Source Pollution Control Program and Air Quality Management Branch, Stationary Source Pollution Control Program, Office of Air and Water Programs, Environmental Protection Agency, 1972.
MLA (9th ed.) CitationHare, Charles T., and Karl J. Springer. Exhaust Emissions from Uncontrolled Vehicles and Related Equipment Using Internal Combustion Engines: Final Report. Characterization and Control Development Branch, Mobile Source Pollution Control Program and Air Quality Management Branch, Stationary Source Pollution Control Program, Office of Air and Water Programs, Environmental Protection Agency, 1972.