APA

Makki K., Association for Computing Machinery, . (2001). Proceedings of the 9th ACM international symposium on Advances in geographic information systems. New York, NY: ACM.

Chicago

Makki Kia, Association for Computing Machinery, . 2001. Proceedings of the 9th ACM international symposium on Advances in geographic information systems. New York, NY: ACM.

Harvard

Makki K., Association for Computing Machinery, . (2001). Proceedings of the 9th ACM international symposium on Advances in geographic information systems. New York, NY: ACM.

MLA

Makki Kia, Association for Computing Machinery, . Proceedings of the 9th ACM international symposium on Advances in geographic information systems. New York, NY: ACM. 2001.