Thomas, R. M. (1997). An integrated theory of moral development. Greenwood Press.
Cita Chicago (17th ed.)Thomas, Robert Murray. An Integrated Theory of Moral Development. Westport, Conn: Greenwood Press, 1997.
Cita MLA (9th ed.)Thomas, Robert Murray. An Integrated Theory of Moral Development. Greenwood Press, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.