TY  - BOOK
AU  - Lyon, John G.
TI  - Gis for Water Resources and Watershed Management 
SN  - 9780415286077
U1  - 551.480285 
PY  - 2003///
CY  - Boca Raton, Fl : 
PB  - CRC Press, 
KW  - Hydrology Data Processing
KW  - Watersheds Data Processing
N1  - YY
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/978-0-415-28607-7.pdf
ER  -