Darren Shan - Homepage of young adult fiction writer Darren Shan, author of the Saga of Darren Shan.
Shanville - Forum for the Darren Shan saga.

Kate Forsyth - Homepage of the author of the Australian young adult fantasy series The Witches of Eileanan (Dragonclaw).
Kate Forsyth Discussion Forum - exactly what it sounds like.

Amazon.com - buy books online! (US)
Amazon.co.uk - buy books online! (UK)
Ebay.com - bid for books online! (US)
Ebay.com.au - bid for books online! (Aus)
Ebay.co.uk - bid for books online! (UK)