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%T Sample design and consequences %A Schubert, Peter %A Greil, Angelika %E Saris, Willem E. %E Kaase, Max %P 24-31 %V 2 %D 1997 %@ 3-924220-12-3 %~ GESIS %> https://nbn-resolving.org/urn:nbn:de:0168-ssoar-50499-3 %C DEU %C Mannheim %G en %9 Sammelwerksbeitrag %W GESIS - http://www.gesis.org %~ SSOAR - http://www.ssoar.info