It took awhile, but I finally found all of the books in the 'Game Development Essentials' series by Jeannie Novak
• Game Development Essentials: An Introduction (3rd Edition)
• Game Interface Design (2nd Edition
• Mobile Game Development
• Game Industry Career Guide
• Game QA & Testing
• Game Audio Development
• Game Level Design
• Online Game Development
• Gameplay Mechanics
• Game Simulation Development
• Game Artificial Intelligence
• Game Project Management
• Game Story & Character Development
• Game Development Essentials: An Introduction (3rd Edition) • Game Interface Design (2nd Edition • Mobile Game Development • Game Industry Career Guide • Game QA & Testing • Game Audio Development • Game Level Design • Online Game Development • Gameplay Mechanics • Game Simulation Development • Game Artificial Intelligence • Game Project Management • Game Story & Character Development