Swallow, Brent M.; Garrity, Dennis P.; van Noordwijk, Meine(CGIAR System-Wide Program on Property Rights and Collective Action, International Food Policy Research Institute (IFPRI), Washington, DC, 2001)
Behrman, Julia; Billings, Lucy; Peterman, Amber(CGIAR Systemwide Program on Collective Action and Property Rights (CAPRi), International Food Policy Research Institute, Washington, DC, 2013)