21 3 B 121.120 Persistence ethnic change. -Ethnic Persistence and change in Europe and America. Traces in landscape and society. Klaus Irantz and Robert A. Sauder [Mit Abb.l (Innsbruck: Office for Public Relations and Scientific Transfer of the Univ. of Innsbruck 1996.) 270 S. 8' (yeröffentlichungen d. Univ. Innsbruck.213.)