https://biblioteca.ugb.edu.sv/cgi-bin/koha/opac-search.pl?idx=an%2Cphr&q=50%26limit%3Davailable%26limit%3Dsu-to%3ALIDERAZGO%26limit%3Dau%3AMaxwell%2C%20John%20C&format=rss2 Search results for 'an,phr: 50&limit=available&limit=su-to:LIDERAZGO&limit=au:Maxwell, John C' at Biblioteca UGB 0 20