Summers, D. (1976). The great level: A history of drainage and land reclamation in the Fens. David and Charles.
Chicago Style (17th ed.) CitationSummers, Dorothy. The Great Level: A History of Drainage and Land Reclamation in the Fens. Newton Abbot ; North Pomfret, Vt.: David and Charles, 1976.
MLA (8th ed.) CitationSummers, Dorothy. The Great Level: A History of Drainage and Land Reclamation in the Fens. David and Charles, 1976.
Warning: These citations may not always be 100% accurate.