P. Singer, The Life You Can Save: Acting Now to end world poverty , New York, Random House 2009, s. 206.

Jak cytować:

Krzysztof Saja, P. Singer, The Life You Can Save: Acting Now to end world poverty , New York, Random House 2009, s. 206., Etyka Praktyczna (2) 2011, s.92-99, http://etykapraktyczna.pl/pismo/numer-2/p-singer-the-life-you-can-save-acting-now-to-end-world-poverty-new-york-random-house-2009-s-206