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. The 1974-1979-1980 Canadian National Elections and Quebec Referendum Panel Study (ICPSR 8079) Clarke, Harold; Jenson, Jane; LeDuc, Lawrence; et al. 2. Canadian National Election Study, 1974 (ICPSR 7379) Clarke, Harold; Jenson, Jane; LeDuc, Lawrence; et al.