Koch, Richard <br/><br/>
80/20 Principle : the secret of achieving mor with less 

 - 20th 
 - London  Nicholas Brealey  2017 
 - xv, 413p. 
<br/><br/><label>ISBN: </label>9781473656871 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Time management.<br/>Industrial efficiency - Psychologycal aspests.<br/>Conduct of life.
<br/><br/><label>Dewey Class. No.: </label>650.1  / K90E