Klapp, Orrin E. <br/><br/>
Opening and Closing   : Strategies of Information adaptation in Society 
/ by Orrin E. Klapp 
 - London:  Cambridge University Press,  1978. 
 - x, 226p.; 
<br/><br/><label>ISBN: </label>052121923 
<br/><br/><label>Dewey Class. No.: </label>301.14  / KLA/O