Tohutoro APA (7th ed.)
Jensen, J. R., & Jensen, R. R. (2013). Introductory geographic information systems. Pearson.
Tohutoru Kātū Chicago (17th ed.)
Jensen, John R., me Ryan R. Jensen. Introductory Geographic Information Systems. Boston: Pearson, 2013.
Tohutoro MLA (9th ed.)
Jensen, John R., me Ryan R. Jensen. Introductory Geographic Information Systems. Pearson, 2013.
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