Books
Whether you want to read up on game development in general, or dig deeper into the cultural significance of games, there's bound to be a piece of pulpware for you.

These books specifically cover the topic of breaking into the industry:

Get in the Game: Careers in the Game Industry
by Marc Mencher

Break Into The Game Industry: How to Get A Job Making Video Games
by Ernest Adams

...also, you can check out book listings and references at the following sites:

• Book Lists
  • GameDev.Net - Books & More
  • GarageGames Book Resource Listing
  • The Coding Nexus Game Developers Booklist
  • Get in the Game Library
• Book Publishers
  • A.K. Peters
  • Charles River Media
  • CMP Books
  • Course Technology
  • Focal Press
  • MIT Press
  • Morgan Kaufmann
  • New Riders
  • No Starch Press
  • O'Reilly & Associates
  • Sams Publishing
  • Sybex
  • Wordware
• Magazines
  • Game Developer Magazine
  • Game Developer Magazine's Career Guide
  • Develop