OPEN University of Sri Lanka <br/><br/>
Botany PSUIIBI: plant diversity 1, block 1 

 - Nugegoda  The Open University of Sri Lanka  1985 
 - 233 p. 
<br/><br/><label>ISBN: </label>169002 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany
<br/><br/><label>Dewey Class. No.: </label>580  / OPE