TY - JOUR A1 - Niko, Tinbergen T1 - On the History of War JF - I. Valzelli and I. Morgese (Eds.): Aggression and Violence: A Psychobiological and Clinical Approach. Saint Vincent (Edizioni Saint Vincent) 1981, pp. 31-38. Y1 - 1981 N1 - Ex libris Marco Bacciagaluppi ER -