RESEARCH INVOLVING HUMAN BIOLOGICAL MATERIALS: ETHICAL ISSUES AND POLICY GUIDANCE VOLUME I-II; REPORT BY NATIONAL BIOETHICS ADVISORY COMMISSION (1999)
HORRORS OF THE WHITE SLAVE TRADE: THE MIGHTY CRUSADE TO PROTECT THE PURITY OF OUR HOMES BY CLIFFORD GRIFFITH ROE (1911)
THE DISCOVERY OF THE UNCONSCIOUS`: HISTORY AND EVOLUTION OF DYNAMIC PSYCHIATRY BY HENRI F. ELLENBERGER (1970)
MYSTERIES: AN INVESTIGATION INTO THE OCCULT, THE PARANORMAL, AND THE SUPERNATURAL BY COLIN WILSON (1978)
THE BLACK BOOK OF COMMUNISM BY STÉPHANE COURTOIS, ANDRZEJ PACZKOWSKI, NICOLAS WERTH, KAREL BARTOSEK, EHRHART NEUBERT, JEAN-LOUIS MARGOLIN (1999)
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DARK MAJESTY: THE SECRET BROTHERHOOD AND THE MAGIC OF A THOUSAND POINTS OF LIGHT BY TEXE MARRS (1992)