Perl libraries for RDF can be found on CPAN . Many of them include examples, like RDF::Dumper.
Another reference is "Working with RDF with Perl" 
On 30/set/2014, at 16:14, Jean Roth <[log in to unmask]> wrote:
> Thank you so much for the reply.
> I have not investigated the LCNAF data set thoroughly. However, my
> default/ideal is to read in all variables from a dataset.
> So, I was wondering if any one had an example Python or Perl script for
> reading RDF/XML, Turtle, or N-triples file. A simple/partial example
> would be fine.
> On Mon, 29 Sep 2014, Kyle Banerjee wrote:
> KB> The best way to handle them depends on what you want to do. You need to
> KB> actually download the NAF files rather than countries or other small files
> KB> as different kinds of data will be organized differently. Just don't try to
> KB> read multigigabyte files in a text editor :)
> KB> If you start with one of the giant XML files, the first thing you'll
> KB> probably want to do is extract just the elements that are interesting to
> KB> you. A short string parsing or SAX routine in your language of choice
> KB> should let you get the information in a format you like.
> KB> If you download the linked data files and you're interested in actual
> KB> headings (as opposed to traversing relationships), grep and sed in
> KB> combination with the join utility are handy for extracting the elements you
> KB> want and flattening the relationships into something more convenient to
> KB> work with. But there are plenty of other tools that you could also use.
> KB> If you don't already have a convenient environment to work on, I'm a fan
> KB> of virtualbox. You can drag and drop things into and out of your regular
> KB> desktop or even access it directly. That way you can view/manipulate files
> KB> with the linux utilities without having to deal with a bunch of clunky file
> KB> transfer operations involving another machine. Very handy for when you have
> KB> to deal with multigigabyte files.
> KB> kyle
> KB> On Mon, Sep 29, 2014 at 11:19 AM, Jean Roth <[log in to unmask]> wrote:
> KB> > Thank you! It looks like the files are available as RDF/XML, Turtle, or
> KB> > N-triples files.
> KB> >
> KB> > Any examples or suggestions for reading any of these formats?
> KB> >
> KB> > The MARC Countries file is small, 31-79 kb. I assume a script that
> KB> > would read a small file like that would at least be a start for the LCNAF
> KB> >
> KB> >