Author: Mark Harrison and Michael McLennan
WWW book information: http://www.aw.com/cseng/books/efftcl/
http://cseng.aw.com/bookdetail.qry?ISBN=0-201-63474-0&ptype=0
WWW examples: http://www.awl.com/cseng/titles/0-201-63474-0/efftcl-ex.tar.Z
Practical information on how to exploit the full potential of Tcl/Tk.