<![CDATA[Biblioteca UGB Search for 'an:5879 and su-to:TESIS and au:Umaña, Federico Josúe and su-to:ACTIVIDADES SUBVERSIVAS']]> https://biblioteca.ugb.edu.sv/cgi-bin/koha/opac-search.pl?q=ccl=an%3A5879%20and%20su-to%3ATESIS%20and%20au%3AUma%C3%83%C2%B1a%2C%20Federico%20Jos%C3%83%C2%BAe%20and%20su-to%3AACTIVIDADES%20SUBVERSIVAS&format=rss2 Search results for 'an:5879 and su-to:TESIS and au:Umaña, Federico Josúe and su-to:ACTIVIDADES SUBVERSIVAS' at Biblioteca UGB 0 20