000
00290nam a2200109 4500
999
_c
337659
_d
337659
082
_a
910.285
_b
DEM.F
100
_a
Demers,Michael N.
245
_a
Fundamentals of geographic information systems
_c
Demers,Michael N.
250
_a
Second
260
_a
New york
_c
1999
_b
John wiley
942
_c
BK