Humphrey, George. <br/><br/>
New Concise Maths 3 Project Maths Supplement: for Leaving Certificate Ordinary Level. 

 - 356  p. 
<br/><br/> New Concise Maths 3 Project Maths Supplement: for Leaving Certificate Ordinary Level by George Humphrey (2010) 
<br/><br/><label>ISBN: </label>0717147258