Rai Ashwani K Ed. <br/><br/>
Cycnobacterial nitrogen metabolism and enviornment biotechnology. 

 - New Delhi  Narosa Publishing       1997 
 - xi,299p.  cm. 
<br/><br/><label>Standard No.: </label>27522 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>I9 X, 221, N7