http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Modelling the environmental impact of agriculture with respect to surface and groundwater quality
Waterloopkundig Laboratorium (Delft, Netherlands)
20 unnumbered pages : illustrations ; 28 cm.
Publication (Waterloopkundig Laboratorium (Delft, Netherlands) : 1987) ; no. 397