Putnam RD, Frederick CB, Snellman K. Growing Class Gaps in Social Connectedness among American Youth. Cambridge: Harvard Kennedy School of Government; 2012. Publisher's Version

Putnam RD. Education, Diversity, Social Cohesion and ‘Social Capital’. Dublin, Ireland: OECD Education Ministers; 2004.

Putnam RD, Caiazza A. Women’s Status and Social Capital across the States. Washington, D.C. Institute for Women's Policy Research; 2002.

Putnam RD. Better Together: Report of the Saguaro Seminar on Civic Engagement in America.; 2000. Publisher's Version