APA (7e ed.) Bronvermelding

Shekhar, S., & Chawla, S. (2003). Spatial databases: A tour. Prentice Hall, ; Pearson Education.

Chicago (17e ed.) Bronvermelding

Shekhar, Shashi, en Sanjay Chawla. Spatial Databases: A Tour. Upper Saddle River, N.J. : New Delhi: Prentice Hall, ; Pearson Education, 2003.

MLA (8e ed.) Bronvermelding

Shekhar, Shashi, en Sanjay Chawla. Spatial Databases: A Tour. Prentice Hall, ; Pearson Education, 2003.