Allen, W. L., (U.S.), C. R. R. a. E. L., & Service, U. S. F. A. A. R. a. D. (1992). Subsurface drainage of pavement structures: Current Corps of Engineers and industry practice. Washington, D.C. : Federal Aviation Administration, Research and Development Service.
Chicago Style (17th ed.) CitationAllen, Wendy L., Cold Regions Research and Engineering Laboratory (U.S.), and United States. Federal Aviation Administration. Research and Development Service. Subsurface Drainage of Pavement Structures: Current Corps of Engineers and Industry Practice. Washington, D.C. : Federal Aviation Administration, Research and Development Service, 1992.
MLA (9th ed.) CitationAllen, Wendy L., et al. Subsurface Drainage of Pavement Structures: Current Corps of Engineers and Industry Practice. Washington, D.C. : Federal Aviation Administration, Research and Development Service, 1992.