International Clean Air Congress Washington, DC, Englund, H. M., & Beery, W. T. (1971). Proceedings of the Second International Clean Air Congress: Held at Washington, DC, December 6 - 11, 1970. Acad. Press.
Chicago Style (17th ed.) CitationInternational Clean Air Congress Washington, DC, Harold M. Englund, and W. T. Beery. Proceedings of the Second International Clean Air Congress: Held at Washington, DC, December 6 - 11, 1970. New York [u.a.]: Acad. Press, 1971.
MLA (9th ed.) CitationInternational Clean Air Congress Washington, DC, et al. Proceedings of the Second International Clean Air Congress: Held at Washington, DC, December 6 - 11, 1970. Acad. Press, 1971.
Warning: These citations may not always be 100% accurate.