$template->param( biblionumber => $biblionumber );
my $dat = &GetBiblioData($biblionumber);
+ next unless $dat;
my $record = &GetMarcBiblio($biblionumber);
my $marcnotesarray = GetMarcNotes( $record, $marcflavour );
my $marcauthorsarray = GetMarcAuthors( $record, $marcflavour );