Knight, Michael. <br/><br/>
English at work / 
by Michael Knight, Bea Woolrich. 
 - London :  Longmans,  1967. 
 - viii, 184 p. :  ill. ;  21 cm. 
<br/><br/><label>ISBN: </label>058252119X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business communication.<br/>Business writing.