Ostrom, E., & Walker, J. (2003). Trust and reciprocity: Interdisciplinary lessons from experimental research. Russell Sage Foundation.
Čikaški stil citiranja (17. izdanje)Ostrom, Elinor, i James Walker. Trust and Reciprocity: Interdisciplinary Lessons from Experimental Research. New York: Russell Sage Foundation, 2003.
MLA način citiranja (8. izdanje)Ostrom, Elinor, i James Walker. Trust and Reciprocity: Interdisciplinary Lessons from Experimental Research. Russell Sage Foundation, 2003.
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