TY  - BOOK
AU  - Balram Shivanand
AU  -  Dragicevic Suzana
TI  - Collaborative geographic information system
SN  - 1591408458
U1  - U:(D6,9(B), P6 
PY  - 2006///
CY  - Hershey
PB  - Idea Group         
KW  - Geography
N1  - Bibliography chapterwise
ER  -