B. Mondin, "Philosophical Anthropology. Man: an Impossible Project?", Rome: Urbaniana University Press, 1991.
E. Voegelin, "The History of the race idea.From Ray to Carus", Louisiana State University Press 1998.
Further reading:
M. Scheler, "The Human Place in the Cosmos", Northwestern University Press 2009 (or any other edition);
A. Gehlen, "Man. His nature and Place in the World", Columbia University Press 1988 (or any other edition);
J. de Mul, "Plessner's Philosophical Anthropology. Perspectives and Projects", Amsterdam University Press 2014.
N. Sesardic, "Race: a social destruction of a biological concept", Biology and Philosophy (2010), pp. 143–162.