GENERAL FLASH MX:
Macromedia Flash MX for Windows and Macintosh: Visual QuickStart Guide
By Katherine Ulrich (Berkeley: Peachpit Press, 2002)
Flash™ MX Bible
Robert Reinhardt and Jon Warren Lentz, (New York: Hungry Minds, Inc., 2002)
ACTIONSCRIPT:
Macromedia Flash MX Designer's ActionScript Reference
Sham Bhangal, et al. (Birmingham, UK: friends of Ed, 2002)
goto: friends
of ED site
and see even more Flash MX books
ActionScript: The Definitive Guide
Colin Moock (Sebastapol, CA: O'Reilly & Associates, 2002)
goto: moock.org >> codedepot for associated online resources
goto: moock.org
Also look for:
ActionScript for Flash MX: Pocket Reference
Colin Moock (Sebastapol, CA: O'Reilly & Associates, 2003)