Cita APA (7th ed.)

Ostrom, E., & Walker, J. (2003). Trust and reciprocity: Interdisciplinary lessons from experimental research. Russell Sage Foundation.

Cita Chicago (17th ed.)

Ostrom, Elinor, i James Walker. Trust and Reciprocity: Interdisciplinary Lessons from Experimental Research. New York: Russell Sage Foundation, 2003.

Cita MLA (8th ed.)

Ostrom, Elinor, i James Walker. Trust and Reciprocity: Interdisciplinary Lessons from Experimental Research. Russell Sage Foundation, 2003.