Mind. Oxford University Press, ISBN 0-19-921623-1. 2010. Origins of Objectivity. Oxford University Press, ISBN 978-0-19-958140-5. 2013. Cognition Through
Lillehammer, Halvard (2007). Companions in Guilt: arguments for ethical objectivity, Palgrave MacMillan. Olson, Jonas (2014). Moral Error Theory: History
(2003). "Controversy in Marketing Theory: For Reason, Realism, Truth, and Objectivity." Armonk, NY: M.E. Sharpe, Inc. Hunt Shelby D. (2011). "Theory Status