author = { Lernbörse Reisen 4-5 1987-1988 Bonn AND Thomas-Morus-Akademie Bensberg Isenberg, Wolfgang },

title = { 4. und 5. Lernbörse Reisen Dokumentation },

publisher = {},

isbn = {3891980175},

year = {1989},

booktitle = {Bensberger Manuskripte ; 36},

address = { Bensberg },

url = { http://slubdd.de/katalog?TN_libero_mab2 }