Παραπομπή APA

Verbyla, D. L., & Chang, K. (1997). Processing digital images in geographic information systems: A tutorial featuring ArcView and Arc/INFO. Sanda Fe: OnWord Press.

Παραπομπή Chicago Style

Verbyla, David L., and Kang-Tsung Chang. Processing Digital Images in Geographic Information Systems: A Tutorial Featuring ArcView and Arc/INFO. Sanda Fe: OnWord Press, 1997.

Παραπομπή MLA

Verbyla, David L., and Kang-Tsung Chang. Processing Digital Images in Geographic Information Systems: A Tutorial Featuring ArcView and Arc/INFO. Sanda Fe: OnWord Press, 1997.

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