Template: RefPDOneFed
From Trekipedia
Olsen, Timothy D. and Mark Costello. Prime Directive: Federation Sourcebook. Publisher-Task Force Games: John Olsen. Producer and Art Director—TFG: Timothy D. Olsen. Production—ADB: Leanna M. Cole. Creators of Prime Directive: T.D. Olsen and M. Costello. Creator of SFB Gaming Universe: Stephen V. Cole. Additional Material-TFG: John Olsen & Lloyd F. Olsen. Additional Material-ADB: Stephen V. Cole & Steve Petrick. Task Force Games. 1994.