Open University of Sri Lanka. <br/><br/>
Growth, Metabolism and Genetics of Microorganisms - Vol iv. 

 - Sri Lanka.  Open University.  1997 
 - ix, 97p. 
<br/><br/><label>ISBN: </label>955 23 0627 2 
<br/><br/><label>Dewey Class. No.: </label>579