(1955). The yearbook of agriculture 1955 - Water. Washington: U.S.Department of Agriculture.
Chicago Style CitationThe Yearbook of Agriculture 1955 - Water. Washington: U.S.Department of Agriculture, 1955.
Cita MLAThe Yearbook of Agriculture 1955 - Water. Washington: U.S.Department of Agriculture, 1955.
Atenció: Aquestes cites poden no estar 100% correctes.