Howard, Jeff ORCID: https://orcid.org/0000-0001-9077-1025 (2012) "Howard's Law of Occult Game Design" (section) in 100 Principles of Game Design (book). In: 100 Principles of Game Design. New Riders, New York. ISBN 0321902491 |
Howard, Jeff ORCID: https://orcid.org/0000-0001-9077-1025 (2012) Occult Game Design: An Initiation into Secrets and Mysteries. In: Game Developer's Conference (GDC) Online 2012, October 2012, Austin, TX, U.S.. |