Uncertainity in rish and reliability  appraisal in management 
ed. by A. Z. Keller. 
 - London  Adam Hilger  1975 
 - xv, 86p. 
<br/><br/><label>ISBN: </label>0852743165 
<br/><br/><label>Dewey Class. No.: </label>519.287  / N751