Joe Armstrong.
Programming Erlang: Software for a Concurrent World.
Pragmatic Bookshelf, 2007.
ISBN: 193435600X

Commercially available on-line

Michael Scott.
Programming Language Pragmatics, Second Edition.
Morgan Kaufmann, 2005.
ISBN: 0126339511

David Watt & Deryck Brown.
Programming Language Processors in Java: Compilers and Interpreters.
Prentice Hall, 2000.
ISBN: 0130257869