Blackman,  Derek <br/><br/>
Operant  conditioning : an  experimental  analysis  of   behaviour. 
Derek,  Blackman 
 - London  Methuen   1974 
 - x, 247p.;  22cm.  
 - Methuen's  manuals  of  psychology .
<br/><br/><label>Dewey Class. No.: </label>153.15  / BLA