Sulphur cycling on the continents :  Wetlands, terrestrial ecosystems, and associated water bodies / 
Ed. by r.w. howarth, j.w.b. stewart, and m.v. ivanov 
 - xx, 350 páginas 
<br/><br/><label>ISBN: </label>0471931535 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ciclo del azufre<br/>Azufre--Aspectos ambientales
<br/><br/><label>LC Class. No.: </label>QH344  / S85