TY - BOOK AU - Pitkänen,Lea TI - A descriptive model of aggression and nonaggression with applications to children's behaviour T2 - Jyväskylä studies in education, psychology and social research AV - BF723 A3.5 P5.2 PY - 1969/// CY - Jyväskylä (Fin.) PB - Jyväskylän Yliopisto KW - Agresión KW - Conducta infantil N1 - Incluye bibliografía ER -