Free Killzone: Liberation pack released for PSP | Pocket Gamer
Killzone Liberation (PSP) - The Cover Project
Killzone: Liberation (USA) PSP ISO - CDRomance
Video Game: Killzone: Liberation (PlayStation Portable, United States of America) PC:UCES-00279
Killzone: Liberation | Eurogamer.net
Killzone: Liberation 2 rumored for PSP - Video Games Blogger
New PSP Killzone trailer, screenshots and info | Pocket Gamer
SCEA Killzone: Liberation Review: Guerilla's cult-hit Killzone returns, and this time the gritty post-apocalyptic bullet storm takes place on the PSP, dumping the first-person perspective of the original for a pseudo-isometric view. -