Constable, Nick. <br/><br/>
Selling secrets / 
Nick Constable. 
 - London :  HARPER COLLINS,  c2010. 
 - 128 p. ;  20 cm. 
 - Business secrets. .
<br/><br/> "Secrets. The experts tell all!"--Cover. 
<br/><br/><label>ISBN: </label>9780007328086 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Selling.