Shekhar, S., & Chawla, S. (2003). Spatial databases: A tour. Prentice Hall, ; Pearson Education.
Čikaški stil citiranja (17. izdanje)Shekhar, Shashi, i Sanjay Chawla. Spatial Databases: A Tour. Upper Saddle River, N.J. : New Delhi: Prentice Hall, ; Pearson Education, 2003.
MLA način citiranja (8. izdanje)Shekhar, Shashi, i Sanjay Chawla. Spatial Databases: A Tour. Prentice Hall, ; Pearson Education, 2003.
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