APA (7th ed.) Citation

Water Resources Council (U.S.). (1967). National Conference of State and Federal Water Officials: Denver, Colorado, September 6-8, 1967. Water Resources Council.

Chicago Style (17th ed.) Citation

Water Resources Council (U.S.). National Conference of State and Federal Water Officials: Denver, Colorado, September 6-8, 1967. Washington, D.C.: Water Resources Council, 1967.

MLA (9th ed.) Citation

Water Resources Council (U.S.). National Conference of State and Federal Water Officials: Denver, Colorado, September 6-8, 1967. Water Resources Council, 1967.