Molybdenum and tungsten :  their roles in biological processes / 
edited by Astrid Sigel and Helmut Sigel. 
 - New York :  Marcel Dekker,  c2002. 
 - lix, 810 p. :  ill. ;  24 cm. 
 - Metal ions in biological systems ;  v. 39 .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0824707656  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Molybdenum--Physiological effect.<br/>Molybdenum enzymes.<br/>Tungsten--Physiological effect.
<br/><br/><label>Dewey Class. No.: </label>572.51  MET