This is a link to the source:
http://www.1up.com/do/gameOverview?cId=3161157

Anyway, in the playstation official website the release date is still To Be Confirmed, what to think?

BTW, lucky all of you who already have MGS4 to ease your wait for WoHD.
(This is funny, if you search "transport strike spain" in google the first you find is news about the delayment of MGS4).