For those looking for somewhere to buy from in Australia I brought my copy of The World of the Witcher Collectors Edition from Popcultcha and it arrived on Friday. It costs $140 but once you go over $100 shipping is free so that is all you pay.
http://www.popcultcha.com.au/catalogsearch/result/?q=witcher
http://www.popcultcha.com.au/catalogsearch/result/?q=witcher