Παραπομπή APA

Ripple , W. J. (1994). The GIS application book: : examples in natural resources: a compendium. Bethesda, MD.: American Society for Photogrammetry and Remote Sensing.

Παραπομπή Chicago Style

Ripple , William J. The GIS Application Book: : Examples in Natural Resources: A Compendium. Bethesda, MD.: American Society for Photogrammetry and Remote Sensing, 1994.

Παραπομπή MLA

Ripple , William J. The GIS Application Book: : Examples in Natural Resources: A Compendium. Bethesda, MD.: American Society for Photogrammetry and Remote Sensing, 1994.

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