TY  - BOOK
AU  -  Freud Sigmund
TI  - Three contributions to the theory of sex
U1  - 155.3 
PY  - 1918///
CY  - New York
PB  - Nervous and Mental Disease Publishing
KW  - Psychosexual Development
KW  - Sexuality
KW  - Sex
N2  -  Sex, Sexuality, Psychosexual Development
ER  -