de Smith, M. J., Goodchild, M. F., & Longley, P. A. (2007). Geospatial analysis: A comprehensive guide to principles, techniques and software tools (2nd ed.). Leicester: Matador.
Παραπομπή Chicago Stylede Smith, Michael J., Michael F. Goodchild, and Paul A. Longley. Geospatial Analysis: A Comprehensive Guide to Principles, Techniques and Software Tools. 2nd ed. Leicester: Matador, 2007.
Παραπομπή MLAde Smith, Michael J., Michael F. Goodchild, and Paul A. Longley. Geospatial Analysis: A Comprehensive Guide to Principles, Techniques and Software Tools. 2nd ed. Leicester: Matador, 2007.
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