Star arithmetics :  grades five. 

 - Metric and decimal ed. 
 - [Lusaka :  Longman,  1970] 
<br/><br/><label>ISBN: </label> K3.90 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetic -- Study and teaching (Primary)--Arithmetic -- Study and teaching (Primary)