Search Results Use the search box below to revise your search, or start a new search. Studies (1) Variables Publications Your query returned 1 studies. Series results are grouped under the most relevant study. Ungroup series results to view all results. Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. 1. World Handbook of Political and Social Indicators, 1961-1963 (ICPSR 5022) Russett, Bruce M.; Deutsch, Karl; Alker, Hayward R.; et al.