SpringerLink (Online service), Deutsche Forschungsanstalt für Luft- und Raumfahrt, & Schumann, U. (1990). Air traffic and the environment: Background, tendencies, and potential global atmospheric effects : proceedings of a DLR international colloquium, Bonn, Germany, November 15/16 1990. Springer-Verlag.
Chicago Style (17th ed.) CitationSpringerLink (Online service), Deutsche Forschungsanstalt für Luft- und Raumfahrt, and U. Schumann. Air Traffic and the Environment: Background, Tendencies, and Potential Global Atmospheric Effects : Proceedings of a DLR International Colloquium, Bonn, Germany, November 15/16 1990. Berlin ; New York: Springer-Verlag, 1990.
MLA (9th ed.) CitationSpringerLink (Online service), et al. Air Traffic and the Environment: Background, Tendencies, and Potential Global Atmospheric Effects : Proceedings of a DLR International Colloquium, Bonn, Germany, November 15/16 1990. Springer-Verlag, 1990.