Phelps, E. (2013). Mass flourishing: How grassroots innovation created jobs, challenge, and change. Princeton University Press.

Phelps, Edmund. Mass Flourishing: How Grassroots Innovation Created Jobs, Challenge, and Change. Princeton, N.J.: Princeton University Press, 2013.

Phelps, Edmund. Mass Flourishing: How Grassroots Innovation Created Jobs, Challenge, and Change. Princeton University Press, 2013.