Editors. "International congress for Protection of Workers held in Berlin". The Literary Encyclopedia. First published 30 December 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=19026, accessed 27 February 2015.]
An International congress for the Protection of Workers is held in Berlin.
Please log in to consult the article in its entirety. If you are not a subscriber, please click here to read about membership. All our articles have been written recently by experts in their field, more than 95% of them university professors.