Improve your business:  workbook/  English. 
Ed. Dickinson, D.E.N. 
 - Geneva:  International Labour Office,  1986. 
 - viii, 83p.:  ill.;  27cm. 
<br/><br/><label>ISBN: </label>9221053407 
<br/><br/><label>Dewey Class. No.: </label>658  / INT