Duane, D. B. (1970). Synoptic observations of sand movement. U.S. Army, Corps of Engineers, Coastal Engineering Research Center.
Cita Chicago (17th ed.)Duane, David B. Synoptic Observations of Sand Movement. Washington: U.S. Army, Corps of Engineers, Coastal Engineering Research Center, 1970.
Cita MLA (8th ed.)Duane, David B. Synoptic Observations of Sand Movement. U.S. Army, Corps of Engineers, Coastal Engineering Research Center, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.