<![CDATA[Biblioteca UGB Search for 'an:88 and su-to:MARKETING and au:Flores Carrión, Carlos Antonio and au:Rivas Rodríguez, Luis Humberto and holdingbranch:UGB']]> https://biblioteca.ugb.edu.sv/cgi-bin/koha/opac-search.pl?q=ccl=an%3A88%20and%20su-to%3AMARKETING%20and%20au%3AFlores%20Carri%C3%83%C2%B3n%2C%20Carlos%20Antonio%20and%20au%3ARivas%20Rodr%C3%83%C2%ADguez%2C%20Luis%20Humberto%20and%20holdingbranch%3AUGB&format=rss2 0 20