@incollection{Steffan, author = {Steffan, Werner}, title = {Straßensozialarbeit (Streetwork)}, series = {Handbuch des Kinder- und Jugendschutzes}, booktitle = {Handbuch des Kinder- und Jugendschutzes}, editor = {Bienemann, Georg and Hasebrink, Marianne and Nikles, Bruno W.}, publisher = {Votum}, address = {M{\"u}nster}, isbn = {3-926549-83-1}, pages = {404 -- 406}, subject = {Streetwork}, language = {de} } @book{OPUS4-811, title = {Streetwork und Mobile Jugendarbeit in Europa}, editor = {Klose, Andreas and Steffan, Werner}, publisher = {Votum}, address = {M{\"u}nster}, isbn = {3-930405-74-1}, pages = {492}, subject = {Streetwork}, language = {de} } @incollection{Steffan, author = {Steffan, Werner}, title = {Streetwork}, series = {Fachlexikon der sozialen Arbeit}, booktitle = {Fachlexikon der sozialen Arbeit}, edition = {4}, publisher = {Kohlhammer}, address = {Stuttgart}, isbn = {3-17-006782-6}, pages = {886}, subject = {Sozialarbeit}, language = {de} }