Social Psychology, Religious Belief, Censorship and the Holocaust Sheppard Simon G. Heftet / 1998 / Engelsk
Preliminary Investigation of Ibogaine Case Reports and Recommendations for Further Study Sheppard Simon G. Heftet / 1998 / Engelsk
Tyranny of Ambiguity An Account of the Development of a System of Human Behaviour Analysis Called Procedural Analysis Sheppard Simon G. Innbundet / 2013 / Engelsk
