Does anyone know where I can get a Buick Royaum or Park Avenue model car from?

Does anyone know where I can get a 1:18 scale Buick Royaum or Park Avenue model car from? Its badged as a Holden Statesman in Australia. I need one anyone know besides EBAY %26amp; which company makes them?|||Nerver heard of that but try Amazon, they got a huge variety of antiques.