MLA
Moraes, Wellington, and Alberto de Medeiros Jr. "Impacts and Revenues Models from Brazilian Portals." Encyclopedia of Portal Technologies and Applications, edited by Arthur Tatnall, IGI Global, 2007, pp. 476-481. https://doi.org/10.4018/978-1-59140-989-2.ch080
APA
Moraes, W. & de Medeiros Jr., A. (2007). Impacts and Revenues Models from Brazilian Portals. In A. Tatnall (Ed.), Encyclopedia of Portal Technologies and Applications (pp. 476-481). IGI Global. https://doi.org/10.4018/978-1-59140-989-2.ch080
Chicago
Moraes, Wellington, and Alberto de Medeiros Jr. "Impacts and Revenues Models from Brazilian Portals." In Encyclopedia of Portal Technologies and Applications, edited by Arthur Tatnall, 476-481. Hershey, PA: IGI Global, 2007. https://doi.org/10.4018/978-1-59140-989-2.ch080
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