MLA
Rex, Art,et al. "TVAL-Farm: A Qualitative Enhancement of the LESA Model." Geographic Information Systems: Concepts, Methodologies, Tools, and Applications, edited by Information Resources Management Association, IGI Global, 2013, pp. 529-539. http://doi:10.4018/978-1-4666-2038-4.ch032
APA
Rex, A., Mathews, L. G., & Lancaster, A. (2013). TVAL-Farm: A Qualitative Enhancement of the LESA Model. In Management Association, I. (Ed.), Geographic Information Systems: Concepts, Methodologies, Tools, and Applications (pp. 529-539). IGI Global. http://doi:10.4018/978-1-4666-2038-4.ch032
Chicago
Rex, Art and Leah Greden Mathews, and Anne Lancaster. "TVAL-Farm: A Qualitative Enhancement of the LESA Model." In Geographic Information Systems: Concepts, Methodologies, Tools, and Applications. edited by Information Resources Management Association, 529-539. Hershey, PA: IGI Global, 2013. http://doi:10.4018/978-1-4666-2038-4.ch032
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