"Intended for use with the Pathfinder Roleplaying Game and Pathfinder campaign setting, but can easily be used in any fantasy game setting"--Page [4] of cover.
"3.5 OGL compatible"--Page [4] of cover.
Mystery monsters revisited by Richard Pett. ISBN 9781601254733. Published by Paizo Publishing, LLC in 2012. Publication and catalogue information, links to buy online and reader comments.