OPEN University of Sri Lanka <br/><br/>
Mathematical modellilng 1( non statistical modelling) AMU 2181, block 1-chapters 

 - Nugegoda  The Open University of Sri Lanka  1990 
 - 120 p. 
<br/><br/><label>ISBN: </label>139558 
<br/><br/><label>Dewey Class. No.: </label>511.8  / OPE