Hardy, W. F. B. <br/><br/>
A treatise on dinitrogen fixation 

 - New York  John Wiley and Sons  1977 
 - 527p.  23cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nitrogen
<br/><br/><label>LC Class. No.: </label>QB89.7.T73