https://biblioteca.ugb.edu.sv/cgi-bin/koha/opac-search.pl?q=ccl=an%3A2229%20and%20itype%3ABK%20and%20location%3AGEN%20and%20au%3AMarzocca%2C%20Angel&format=rss2 Search results for 'an:2229 and itype:BK and location:GEN and au:Marzocca, Angel' at Biblioteca UGB 0 20