[en] On Human Nature Harvard University Press
[en] Shadow of Eternity Jeremy Spires
[en] Artam · One Reich, One Race, a Tenth Leader Smashwords Edition
[en] [AfroSF 03] • AfroSFv3 StoryTime
[en] Between XX and XY · Intersexuality and the Myth of Two Sexes Chicago Review Press
[en] The Mendelssohnian Theory Createspace Independent Publishing Platform
[en] [Star Crusades Nexus 04] • The Second Trilogy Swordworks
[en] [AfroSF 03] • AfroSFv3 StoryTime
[en] [Seventeen Trilogy 02] • The Book of Wanda Mark D. Diehl
[it] Populismo · Un carattere originale nella storia d’Italia Castelvecchi