Topbuy.com.au has cs6 student on sale for $171 with free shipping. If you are a new customer, when you sign on they give a $10 discount voucher.
I have bought a few items (Google Nexus 7 plus some odds and ends) through them and all is legit.
http://www2.topbuy.com.au/tbcart/pc/...08-p173196.htm