Fosdick, Harry Emerson. On Being a Real Person. Harper and Brothers, 1943. P. 25.
10
Merton, Thomas. The Seven Storey Mountain. Harcourt, 1998. P. 92.
11
Fairlie, Henry. The Seven Deadly Sins Today. New Republic Books, 1978. P. 30.
12
Perkins, Frances. The Triangle Factory Fire // Cornell University online archives. URL: http://trianglefire.ilr.cornell.edu/primary/lectures/francesperkinslecture.html.
