Improve your maths :  a refresher course / 
Curwin, Jon ; Slater, Roger 
 - London :  Business Press,  2000. 
 - viii, 126 p.: ill.; 24.6cm. 
<br/><br/><label>ISBN: </label>9812400427 
<br/><br/><label>Dewey Class. No.: </label>C 570 C92 2000