APA (7th ed.) Citation
Pickels, G. W. (1941). Drainage and flood-control engineering. McGraw-Hill.
Chicago Style (17th ed.) Citation
Pickels, George W. Drainage and Flood-control Engineering. New York, London: McGraw-Hill, 1941.
MLA (9th ed.) Citation
Pickels, George W. Drainage and Flood-control Engineering. McGraw-Hill, 1941.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.