This book has the ISBN 1-869893-52-2 but goodreads has erroneously listed another Games Workshop book with this ISBN.

    Chaosium Stock #8803Book by Keith Herber, et al.

    

    R. Talsorian and The Armory's Kevin Dockery present the first in a series of manuals on modern paramilitary subjects. The Compendium of Modern Firearms is a ... book detailing the weapons of paramilitary police, army units, and hostage rescue teams worldwide. A set of comprehensive conversion rules also lets you place these guns inside the majority of modern role-playing systems."