543,390 AGGRESSION Aggression and the family : 7th Congress of the European Society of the child and adolescent Psychiatry, Lausanne, Switzerland, July 4-8, 1983 / ed. W. Bettschart -Basel : Schwabe and Co. AG Verl,, 1985 -113 s. ; 24 cm (Series Paedopsychiatrics ; fasc. 6)