We have a new book being released in March on Firebird (The Firebird
Database Developer's Guide).
http://www.amazon.com/exec/obidos/tg/detail/-/1590592794/qid=1074702552/sr=1
-1/ref=sr_1_1/102-1011790-3873753?v=glance&s=books

It would be awesome to have a book on IBO!

Kevin