11 books • 3 series
Empire Earth (Prima's Official Strategy Guides)
Asheron's Call (Sybex Official Strategies & Secrets S.)
Soulbringer
F-15 Strategy Guide
Longbow 2
System Shock
Advanced Tactical Fighter 98
Ultima Online
Crusader (Origin's Official Guide)
Official Guide to Magic Carpet 1 & 2
Pacific Strike Playtesters' Guide