Sizing Up the PlayStation 4 and Xbox One - The New York Times
Everything you need to know about PlayStation 4
Sony Unveils 'PlayStation Vita TV,' a Tiny, Sub-$100 Game Console | WIRED
PlayStation at gamescom 2013: The best place to play – PlayStation.Blog
PS4 Review (2013) - IGN
PlayStation 4 review: Fantastic console looking for a few good games
PlayStation 4 - Wikipedia
Amazon.com: PS3 Azurite 250GB System with PlayStation All-Stars Battle Royale Bundle : Video Games
Review: Sony steps up its game with PlayStation 4
E3 2013 - PlayStation 4 – Will They Reclaim the Crown? | Seagate Blog
Evolution of PS4 (2013-2018) - YouTube
PS4 Review (2013) - IGN
Console Wars 2013: Microsoft's Xbox One vs. Sony's PlayStation 4 - E! Online
PS4 release date revealed - CNET
PlayStation 4 Will Launch Nov. 15 in U.S., Nov. 29 in Europe | WIRED
Playstation 4 (2013-present) – History of Console Gaming
Sony PlayStation Vita 22031 Handheld Game Console - Walmart.com
Box Playstation 4 Ps4 Stock Photo - Download Image Now - Box - Container, Video Game, Order - iStock
The new console battle: PlayStation 4 vs. Xbox One | CNN Business
File:PlayStation Four.png - Wikimedia Commons
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Sony prices PlayStation 4 at $399, ships this holiday season in US and Europe - The Verge
PS4 Review (2013) - IGN
PlayStation 4 hardware review: Off to a mixed start | Ars Technica
PlayStation 4 Release Date — Sony To Release PS4 On November 15, 2013 - Variety
