<![CDATA[Biblioteca Univ. Surcolombiana Search for '(su,complete-subfield:{Lleras Camargo, Alberto}) AND (su,complete-subfield:{1906-1990}) AND (su,complete-subfield:{Pensamiento social})']]> https://biblioteca.usco.edu.co//cgi-bin/koha/opac-search.pl?q=ccl=%28su%2Ccomplete-subfield%3A%7BLleras%20Camargo%2C%20Alberto%7D%29%20AND%20%28su%2Ccomplete-subfield%3A%7B1906-1990%7D%29%20AND%20%28su%2Ccomplete-subfield%3A%7BPensamiento%20social%7D%29&format=rss2 0 20