Chrisman, Nicholas
Exploring geographic information system
John Wiley & Sons, 1997
Buku Teks SO
Chang, Kang-Tsung, 1943-
Introduction to geographic information system
McGraw-Hill, 2002
Buku Teks SO
Introducing Geographic Information System (GIS) as a tool for natural resource management
Artikel Jurnal
Applying geographic information systems to the weber county library system Janae Kinikin
Artikel Jurnal
1993 International GIS sourcebook : geographic information system technology in 1992
California : GIST World, 1992,
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