http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
editor-in- Chief Jay Lehr ; senior editor Jack Keeley , associate editor Janet Lehr , information technology director Thomas B.Kingery III.
v.1 Domestic ,Municipal ,and industrial water supply and waste disposal - v.2 water quality and resource development - v.3 surface and agricultural water - v.4 oceanography ; meteorology ; physics and chemistry; water law; and water history , art , and culture
Περιλαμβάνει βιβλιογραφίες και ευρετήρια.