@book{ 0-1545787654, title = {Langenscheidt Deutsch in 30 Tagen}, author = {Obergfell, Christoph}, address = {München}, publisher = {Langenscheidt}, address = {}, publisher = {}, year = {2016}, isbn = {9783468282140}, isbn = {3468282141}, language = {German}, language = {Arabic}, url = {http://deposit.d-nb.de/cgi-bin/dokserv?id=25accac100a2422faa6ffb79a5d6ec00&prov=M&dok_var=1&dok_ext=htm}, url = {http://d-nb.info/1079680195/04}, url = {https://www.katalog.fh-zwickau.de/Record/0-1545787654} }