Current perspectives in nitrogen fixation :  proceedings of the Fourth International Symposium on Nitrogen Fixation held in Canberra, Australia, 1 to 5 Dec. 1980 / 
editorial committee, Alan H. Gibson, William E. Newton 
 - Amsterdam :  Elsevier North-Holland,  1981 
 - x, 534 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>0444802916 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nitrogen--Fixation--Congresses