Kolm, S., & Mercier Ythier, J. (2006). Handbook of the economics of giving, altruism and reciprocity. Elsevier.
Lua i Stíl Chicago (17ú heag.)Kolm, Serge-Christophe, agus J. Mercier Ythier. Handbook of the Economics of Giving, Altruism and Reciprocity. Amsterdam: Elsevier, 2006.
Lua MLA (9ú heag.)Kolm, Serge-Christophe, agus J. Mercier Ythier. Handbook of the Economics of Giving, Altruism and Reciprocity. Elsevier, 2006.
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