OPEN University of Sri Lanka <br/><br/>
Bachelor of science, BTU 2104 botany: principles of microbiology-laboratory manu 

 - Nugegoda  Faculty of natural sciences, Open University of Sri Lanka  1997 
 - xvi, 172 p. 
<br/><br/><label>ISBN: </label>139228 
<br/><br/><label>Dewey Class. No.: </label>576  / OPE