<![CDATA[Biblioteca UGB Search for 'an:2229 and holdingbranch:USU and su-to:NEGOCIOS and itype:CR and itype:CR and au:[s.n.] and su-to:TECNOLOGIA and se:Revista Am��rica Econom��a']]> https://biblioteca.ugb.edu.sv/cgi-bin/koha/opac-search.pl?q=ccl=an%3A2229%20and%20holdingbranch%3AUSU%20and%20su-to%3ANEGOCIOS%20and%20itype%3ACR%20and%20itype%3ACR%20and%20au%3A%5Bs.n.%5D%20and%20su-to%3ATECNOLOGIA%20and%20se%3ARevista%20Am%C3%AF%C2%BF%C2%BD%C3%AF%C2%BF%C2%BDrica%20Econom%C3%AF%C2%BF%C2%BD%C3%AF%C2%BF%C2%BDa&format=rss2 0 20