The product is a new revised edition of the international Webster’s pocket reference library, specifically focused on the subject area of internal medicine. This specialized dictionary, part of the Webster’s New World series, is a valuable resource for those in the field of medicine looking for precise definitions and information. With a focus on English language and published by Websters, this book provides a comprehensive reference for medical professionals. inside page says copyright 1997, not sure.If that is correct , but this is an excellent condition.