<![CDATA[ Search for 'su:"Libre comercio" and su-geo:América del Norte and location:DISCARD and su-geo:América del Norte and su-geo:México and su-to:Tratado de libre comercio and au:Calva, Jos�� Luis.']]> /cgi-bin/koha/opac-search.pl?q=ccl=su%3A%22Libre%20comercio%22%20and%20su-geo%3AAm%C3%83%C2%A9rica%20del%20Norte%20and%20location%3ADISCARD%20and%20su-geo%3AAm%C3%83%C2%A9rica%20del%20Norte%20and%20su-geo%3AM%C3%83%C2%A9xico%20and%20su-to%3ATratado%20de%20libre%20comercio%20and%20au%3ACalva%2C%20Jos%C3%AF%C2%BF%C2%BD%C3%AF%C2%BF%C2%BD%20Luis.&format=rss2 Search results for 'su:"Libre comercio" and su-geo:América del Norte and location:DISCARD and su-geo:América del Norte and su-geo:México and su-to:Tratado de libre comercio and au:Calva, Jos�� Luis.' at 0 20