Downing, P. B. (1969). The economics of urban sewage disposal. Praeger.
Chicago Style (17th ed.) CitationDowning, Paul B. The Economics of Urban Sewage Disposal. New York: Praeger, 1969.
MLA (9th ed.) CitationDowning, Paul B. The Economics of Urban Sewage Disposal. Praeger, 1969.
Warning: These citations may not always be 100% accurate.