Template: RefPD20M
From Trekipedia
Thompson, Jonathan M. Prime Directive, D20 Modern Edition. Additional material by Stephen V. Cole, Gary Plana, Steven P. Petrick, Matthew Francois, Loren Knight, and Alex Chobot. Edited and additional material by Jean Sexton. Cover by Adam Turner. Illustrations by Alvin Belflower, Dale McKee, and Loren Knight. Computer Graphics by Ted Geibel, Adam Turner, and Stephen V. Cole. Deck Plans by Nick Blank. Layout by Michael Sparks. Some background elements originally created for the first edition of Prime Directive by Timothy D. Olsen and Mark Costello. Amarillo Design Bureau, Inc. 6 October 2008.
