00563cam a2200157 i 450000500170000000800410001702000170005804000230007508200210009811000330011924500740015226000500022630000330027650400410030965000550035020181210002948.0760811m19831976sz a     b   i000 0 eng    a9221001954 :  aDLCcDLCdBD-DhBPA  a371.38bINW 19832 aInternational Labour Office.10aWorkers' education and its techniques :ba workers' education manual.  aGeneva :bInternational Labour Office,c1976.  aix, 199 p. :bill. ;c24 cm.  aIncludes bibliographical references. 0aWorking classxEducationxHandbooks, manuals, etc.