Discrete mathematics / 
writers David Burghes ... [et al.] ; editor Nigel Price ; assistant editors Ann Ault, Peter Gwilliam. 
 - 2nd ed. 
 - Oxford :  Heinemann Educational,  1994. 
 - 285 p. :  ill. ;  27 cm. 
 - AEB mathematics for AS and A-Level. .
<br/><br/> Previous ed.:1992.  Includes index.  At head of title: Centre for Innovation in Mathematics Teaching, University of Exeter. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0435516086 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Secondary)--Great Britain.