Human Aspects Of Man-made Systems 
Stephen C . Brown , John .N.T. Martin 
 - Great Britian  Open University Press  1977 
 - vi , 355p, :ill  Pbk 
<br/><br/><label>ISBN: </label>0335000479 
<br/><br/><label>LC Class. No.: </label>TA 166 . A8 1977