Reiseanalyse (Travel Survey Germany) 1983

Vacation and travel habits of the West German population in 1983 as well as vacation plans for the next season. The content of the study is largely identical to the content of...1983年西德民众的度假与旅行习惯，以及下一度假季的度假规划。本研究的内容与……的内容大体一致。