B142.6891 ,2 Fremdenverkehr Tourism factor change.-Tourism as a factor of change.Ed.by Julian ~strzanowski.With the technical assistance of Gabriella Beck.lnternational social science council. /Mit Abb. u. Tab. /-(Vienna :.) European coordination centre for research and gocumentation in social sciences 1989. 8 1.National case studies.160 s. 2.A socioculturalstudy.115 S.