Computers for all:  level 8 
/by A. S. Mitchell 
 - Dar es salaam:  Ben and Company limited,  2010. 
 - 142 p. :  ill.,col. ;  28 cm. 
<br/><br/><label>ISBN: </label>9789987391684 
<br/><br/><label>Dewey Class. No.: </label>001.6404