Lyon, J. G. (2003). GIS for water resources and watershed management. CRC Press.
Chicago Style aipamenaLyon, J. G. GIS for Water Resources and Watershed Management. Baca Raton: CRC Press, 2003.
MLA aipamenaLyon, J. G. GIS for Water Resources and Watershed Management. CRC Press, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.