Arnold, Mo <br/><br/>
Logic Systems N4: a logical approach 

 - first edition 
 - Cape Town  Dlorna Publishers  2015 
 - 196 pages  illustration  26 cm 
<br/><br/> adult 
<br/><br/><label>ISBN: </label>9780994686626 
<br/><br/><label>Dewey Class. No.: </label>ST 005.115 ARNO