How to use a calculator. 

 - [Sydney] :  RIC Publications,  1991. 
 - 29 p. :  ill. 
<br/><br/><label>ISBN: </label>1863111557 
<br/><br/><label>LCCN: </label>92035010     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calculators.