link: State of the Computer Book Market, part 4: The Languages – O’Reilly Radar

http://radar.oreilly.com/2012/04/computer-book-market-2011-part4.html

Large Programming Languages — 50,000 — 200,000 units in 2011

Published by Tony Tam

Senior Engineer Manager, Engineering Productivity @ Splunk, ImpactfulEngineer.org & SFBadminton.org