Convis, C. L. J. (2001). Conservation geography: Case studies in GIS, computer mapping, and activism. ESRI Press.
Citace podle Chicago (17th ed.)Convis, Charles L. Jr. Conservation Geography: Case Studies in GIS, Computer Mapping, and Activism. Redlands, Calif: ESRI Press, 2001.
Citace podle MLA (9th ed.)Convis, Charles L. Jr. Conservation Geography: Case Studies in GIS, Computer Mapping, and Activism. ESRI Press, 2001.
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