Burghes David  Deft John  Green Nigel  price Nigel <br/><br/>
discrete mathematics 
Burghes David 
 -  Heinemann educational books ltd  1992 
 - 285p. 
<br/><br/><label>ISBN: </label>0435516086 
<br/><br/><label>Dewey Class. No.: </label>510  / Bur