Heydt, Vera von der <br/><br/>
On psychic energy 
Vera von der Heydt 
 - London  s.n.  1968 
 - 11p.  18cm 
 - Guild of pastoral psychology: guild lecture  no.144 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychic (Psychoanalysis)
<br/><br/><label>Dewey Class. No.: </label>150  / HEY