00340nam a2200109Ia 450000500170000000800410001705000210005810000240007924500620010326000370016565000280020220251229184421.0251229s9999    xx            000 0 und d  aJX 308  .B68 C.1  aBoulding, Kenneth E 0aConflict and defense a general theorycKenneth E Boulding  aNew YorkbHarper &Row Pub.c1962  aInternational Relations