एपीए उद्धरण

Kean, A. J., Harley, R. A., & Kendall, G. R. Effects of vehicle speed and engine load on motor vehicle emissions.

शिकागो स्टाइल उद्धरण

Kean, Andrew J., Robert A. Harley, और Gary R. Kendall. Effects of Vehicle Speed and Engine Load On Motor Vehicle Emissions.

एमएलए उद्धरण

Kean, Andrew J., Robert A. Harley, और Gary R. Kendall. Effects of Vehicle Speed and Engine Load On Motor Vehicle Emissions.