00466nam a22001577a 4500003000800000005001700008008004100025040001200066082001600078100003400094245005300128260005000181300002100231440004100252650001500293BD-DhUL20170315151942.0170315b1926    ge ||||| |||| 00| 0 eng d  cBD-DhUL  a331.11bINM  aInternational  Labour office   aMethods of statistics of collective agreements /  aGeneva :bInternational Labour office, c1926  a36 p. :c24 cm.   aStudies and reports series N, no. 11  aStatistics