Dyfyniad APA

Kolm, S., & Mercier Ythier, J. (2006). Handbook of the economics of giving, altruism and reciprocity. Elsevier.

Dyfyniad Arddull Chicago

Kolm, Serge-Christophe, and J. Mercier Ythier. Handbook of the Economics of Giving, Altruism and Reciprocity. Amsterdam: Elsevier, 2006.

Dyfyniad MLA

Kolm, Serge-Christophe, and J. Mercier Ythier. Handbook of the Economics of Giving, Altruism and Reciprocity. Elsevier, 2006.

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