APA (7th ed.) Citation

(1999). Advances in spatial databases: 6th international symposium, SSD '99, Hong Kong, China, July 20 - 23, 1999 ; proceedings. Springer.

Chicago Style (17th ed.) Citation

Advances in Spatial Databases: 6th International Symposium, SSD '99, Hong Kong, China, July 20 - 23, 1999 ; Proceedings. Berlin ; Heidelberg ; New York ; Barcelona ; Hong Kong ; London: Springer, 1999.

MLA (9th ed.) Citation

Advances in Spatial Databases: 6th International Symposium, SSD '99, Hong Kong, China, July 20 - 23, 1999 ; Proceedings. Springer, 1999.