42 books • 6 series
Book #28: AutoCAD 2002 Bible
Book #89: AutoCAD 2000 Bible
Book #279: AutoCAD 2006 and AutoCAD LT 2006 Bible
Book #572: AutoCAD 2010 & AutoCAD LT 2010 Bible
Book #576: AutoCAD 2008 and AutoCAD LT 2008 Bible