Resistance: Retribution for PSP is going offline in May - Polygon
Sony PSP Resistance Retribution Bundle - Consolevariations
Resistance: Retribution - SONY PSP – J&L Video Games New York City
Hands-on with Resistance: Retribution and PSP Plus | Ars Technica
Bend Studio on X: "It's been 12 years since #Resistance: Retribution came out on the PSP! Featuring an original story, multiplayer, and connectivity with Resistance 2 on the PS3! Happy Birthday, R:R!
Resistance: Retribution Used Sony PSP Japan PlayStation Portable | eBay