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's suggested purchasing option

GENERAL FLASH MX:

Macromedia Flash MX for Windows and Macintosh: Visual QuickStart Guide
By Katherine Ulrich (Berkeley: Peachpit Press, 2002)
goto: Peachpit Press site

Robert Reinhardt and Jon Warren Lentz, Flash™ MX Bible
(New York: Hungry Minds, Inc., 2002)
goto: book site