Van Der Hoek, Wim; Sakthivadivel, R.; Renshaw, Melanie; Silver, John B.; Birley, Martin H.; Konradsen, Flemming(International Water Management Institute (IWMI), Colombo, Sri Lanka, 2001)
International Center for Living Aquatic Resources Management North Sea Center (NSC)(International Center for Living Aquatic Resources Management (ICLARM) and North Sea Center (NSC), 1996)
Howard, Patricia; Nabanoga, Gorettie(CGIAR System-wide Program on Property Rights and Collective Action, International Food Policy Research Institute, Washington, DC, 2005)