Search Results Use the search box below to revise your search, or start a new search. Studies (2) Variables Publications Your query returned 2 studies. Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. 1. Canadian National Election Study, 1972 (ICPSR 7410) Market Opinion Research (Canada) Ltd. 2. Canadian National Election Study, 1988 (ICPSR 9386) Johnston, Richard, et al.