https://biblioteca.iunir.edu.ar/cgi-bin/koha/opac-search.pl?q=ccl=pb%3ASalvat%20and%20au%3ANelson%2C%20Waldo%20Emerson%20and%20itype%3ABK%20and%20available&format=rss2 Search results for 'pb:Salvat and au:Nelson, Waldo Emerson and itype:BK and available' at OPAC - IUNIR 0 20