Sinnott-Armstrong, W. (1997). Moral Dilemmas. In P. Werhane & R. E. Freeman (Eds.), Encyclopedic Dictionary of Business Ethics (pp. 427–428). Oxford: Blackwell.

Sinnott-Armstrong, W. “Moral Dilemmas.” In Encyclopedic Dictionary of Business Ethics, edited by P. Werhane and R. E. Freeman, 427–28. Oxford: Blackwell, 1997.

Sinnott-Armstrong W. Moral Dilemmas. In: Werhane P, Freeman RE, editors. Encyclopedic Dictionary of Business Ethics. Oxford: Blackwell; 1997. p. 427–8.

Sinnott-Armstrong, W. “Moral Dilemmas.” Encyclopedic Dictionary of Business Ethics, edited by P. Werhane and R. E. Freeman, Blackwell, 1997, pp. 427–28.

Sinnott-Armstrong W. Moral Dilemmas. In: Werhane P, Freeman RE, editors. Encyclopedic Dictionary of Business Ethics. Oxford: Blackwell; 1997. p. 427–428.