Manual labour and its more effective use in competition with machines for earthwork in the ECAFE region / report by the Secretariat
1957
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Detalles de los registros
SignaturaE/CN.11/WRD/Conf.3/L.1
TítuloManual labour and its more effective use in competition with machines for earthwork in the ECAFE region / report by the Secretariat
AccesoEnglish: E_CN.11_WRD_Conf.3_L.1-EN - PDF ;
Fecha[New York] : UN, 22 Oct. 1957
Descripción
64 p.