RT Book T1 Conditions of political violence and instability: a preliminary test of three hypotheses T2 Sage professional papers in comparative politics JF Sage professional papers in comparative politics A1 Hudson, Michael C. 1938- LA English PP Beverly Hills PB Sage YR 1970 UL https://krimdok.uni-tuebingen.de/Record/1652019065 CN 301.5/92 SN 0803901054