ISBN 9781568821658 books & textbook
H.P. Lovecraft's Arkham: Unveiling the Legend-Haunted City (Call of Cthulhu Horror Roleplaying, Chaosium # 8803)
Herber, Keith Morrison, Mark Watts, Richard Boyd, Mervyn
Chaosium Inc. /2003-03-12 Paperback / 200 Pages
isbn-10: 1568821654 / isbn-13: 9781568821658
