UP Center for Integrative & Development Studies. Solid Waste Management Program, Rebullida, M. L., Florencio, C. A., & Gabriel, F. S. (2002). Communities in action for the environment: Ecological approaches to solid waste management. Solid Waste Managament Program, Center for Integrative & Development Studies, University of the Philippines.
Chicago-referens (17:e uppl.)UP Center for Integrative & Development Studies. Solid Waste Management Program, Ma. Lourdes Rebullida, Cecilia A. Florencio, och Florenda S. Gabriel. Communities in Action for the Environment: Ecological Approaches to Solid Waste Management. Diliman, Q.C: Solid Waste Managament Program, Center for Integrative & Development Studies, University of the Philippines, 2002.
MLA-referens (9:e uppl.)UP Center for Integrative & Development Studies. Solid Waste Management Program, et al. Communities in Action for the Environment: Ecological Approaches to Solid Waste Management. Solid Waste Managament Program, Center for Integrative & Development Studies, University of the Philippines, 2002.