Pietrasinski, Zbigniew <br/><br/>
Psychology of efficient thinking 
Zbigniew Pietrasinski 
 - Oxford:  Pergamon Press,  1969. 
 -  x,202p. 
<br/><br/> HB 
<br/><br/>Includes bibliography 
<br/><br/><br/>eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Thoughts and thinking
<br/><br/><label>Dewey Class. No.: </label>153.4  / PIP