transferring clips skills and knowledge to drools

Question

I'm looking to get a deeper knowledge of drools, and I was wondering if CLIPS skills and knowledge would be transferable to drools?

In particular, I'm wondering if the following book would help on the quest of getting a deeper knowledge of some of the principles behind drools?

Intelligent Systems: Principles, Paradigms and Pragmatics: Principles?

Note: this question is answered by the comments in the selected answer.

Answer 1

There are several DROOLS books available on Amazon including two published this year (2013).