Imperialism
Unknown
Race and Crime
Anthony. Walsh
The Social Conquest of Earth
Edward O. Wilson
The Seven Poor Travellers
Charles Dickens
Galaxy in Flames: The heresy revealed
Ben Counter
The Horus Heresy (3)
False Gods: The heresy takes root
Graham McNeill
The Horus Heresy (2)
Horus Rising: The seeds of heresy are sown
Dan Abnett
The Horus Heresy (1)