00298nam a2200109Ia 450000500170000008000180001710000230003524500680005826000290012630000140015558300190016920260716043119.0  a19.04.01 A849  aEcheverria, Carlos  aIndustrial relations in libraries : Trade Union's point of view  bACURILaSan JuanPRc1992  a13 leaves  c3/7/00kM2LMGR