This guide allowed people to use the GURPS role-playing game system with Andre’s Witch World. Published by Steve Jackson Games, 1989; ISBN 9781556341434; 128 pages; 8.5 x 11.0 inches; paperback. Cover art by Toni Taylor.
I will be looking for a better edition of this, but I’m not sure how often they come up for sale, so I thought I’d go ahead and by this stained copy.