https://biblioteca.ugb.edu.sv/cgi-bin/koha/opac-search.pl?idx=an%2Cphr&q=45%26limit%3Dholdingbranch%3AUGB%26limit%3Dau%3AWalker%2C%20Bruce.%20J&format=rss2 Search results for 'an,phr: 45&limit=holdingbranch:UGB&limit=au:Walker, Bruce. J' at Biblioteca UGB 0 20