Jeff Koke

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Books by Jeff Koke

Greg Hill, Steve Jackson, Jeff Koke, Derek Pearcy, Kerry Wendell Thornley: Principia Discordia (1994, Steve Jackson Games)

Principia Discordia

by , , , and 2 others

Steve Jackson, Jeff Koke, David Pulver, William A. Barton, Thomas Gressman: GURPS Space Adventures (Paperback, 1991, Steve Jackson Games)

GURPS Space Adventures

by , , , and 2 others

Jeff Koke: GURPS Vampire: The Masquerade (Paperback, Steve Jackson Games) No rating

GURPS Vampire: The Masquerade

by