This Wikibook is a the result of a collaborative effort by a number or contributors. All of them are gratefully acknowledged, and thanked for their good work.

The only ones identified here are those who have chosen to share the blame for its shortcomings. You can contact any of them through their Wikibook user talk page or by eMail. --- Contributors in alphabetic order are:

• LouI - just a start up of the work. (instigator, nag, and critic).