TY - GEN AU - Hesselnberg,M TI - [The libidinal development of the individual] SN - 0766-1193 PY - 1990///0320 KW - Adolescent KW - Child KW - Child, Preschool KW - Female KW - Humans KW - Infant KW - Infant, Newborn KW - Male KW - Psychosexual Development N1 - Publication Type: Journal Article ER -