1. Ashley Montagu, M. F. (1951). The Piltdown mandible and cranium. American Journal of Physical Anthropology,9(4), 464–470.
2. Ashley Montagu, M. F. (1965). The idea of race. Lincoln: University of Nebraska Press.
3. Barkan, E. (1992). The retreat of scientific racism: Changing concepts of race in Britain and the United States between the world wars. Cambridge: Cambridge University Press.
4. Barnard, A. (2000). History and theory in anthropology. Cambridge: Cambridge University Press.
5. Bastian, A. (1860). Der Mensch in der Geschichte: Zur Begründung einer psychologischen Weltanschauung. Leipzig: Verlag von Otto Wigand.