TY  - BOOK
AU  - Freud,Sigmund
AU  - Freud,Sigmund
TI  - Beyond the pleasure principle
T2  - The international psycho-analytical library
U1  - 152.432 
PY  - 1950///
CY  - London
PB  - Hogarth Press
KW  - Pleasure-pain principle
KW  - Lasky collection
ER  -