Ward, P. (2016). The Reproduction of Informality in Low-Income Self-Help Housing Communities. In V. Mukhija, & A. Loukaitou-Sideris (Eds.), The Informal American City: Beyond Taco Trucks and Day Labor (Urban and Industrial Environments). Cambridge, MA: MIT Press.
Ward, P. M. (2007). Colonias, Informal Homestead Subdivisions, and Self-Help Care for the Elderly among Mexican Populations in the United States. In J. L. Angel, & K. E. Whitfield (Eds.), The Health of Aging Hispanics (pp. 141-162). New York: Springer.
Ward, P. M. (2012). A Patrimony for the Children: Low-Income Homeownership and Housing (im)Mobility in Latin American Cities. Annals of the Association of American Geographers, 102, 1489-1510. https://doi.org/10.1080/00045608.2011.628260
Ward, P. M., & Peters, P. A. (2007). Self-Help Housing and Informal Homesteading in Peri-Urban America: Settlement Identification Using Digital Imagery and GIS. Habitat International, 31, 205-218. https://doi.org/10.1016/j.habitatint.2007.02.001
Ward, P. M., Jiménez, E., & Di Virgilio, M. (2014) Intensive Case Study Methodology for the Analysis of Self-Help Housing Consolidation, Household Organization and Family Mobility. Current Urban Studies, 2, 88-104. https://doi.org/10.4236/cus.2014.22010
Wegmann, J. (2015). Research Notes: The Hidden Cityscapes of Informal Housing in Suburban Los Angeles and the Paradox of Horizontal Density. Buildings & Landscapes, 22, 89-110. https://doi.org/10.5749/buildland.22.2.0089
Wilson, R., & Menzies, P. (1997). The Colonias Water Bill: Communities Demanding Change. In R. Wilson (Ed.), Public Policy and Community: Activism in Governance in Texas (pp. 229-274). Austin, Texas: University of Texas Press.