@book { Lutz1969,
 title = {Informationen zur Situation des Jugendarbeitsschutzes},
 author = {Lutz, Burkart and Seyfarth, Constans},
 pages = {116},
 volume = {02/1969},
 year = {1969},
 publisher = {DJI Verl.},
 url = {http://nbn-resolving.de/urn:nbn:de:0168-ssoar-246791},
}