Masser Ian, Campbell Heather, & Craglia Massimo. (1996). GIS diffusion: The adoption and use of geographical information systems in local government in Europe. Taylor & Francis.
Παραπομπή σε μορφή Chicago (17η εκδ.)Masser Ian, Campbell Heather, και Craglia Massimo. GIS Diffusion: The Adoption and Use of Geographical Information Systems in Local Government in Europe. Taylor & Francis, 1996.
Παραπομπή σε μορφή MLA (8th εκδ.)Masser Ian, et al. GIS Diffusion: The Adoption and Use of Geographical Information Systems in Local Government in Europe. Taylor & Francis, 1996.
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