Proceedings of the Fourth ACM Workshop on Advances on Advances in Geographic Information Systems, November 12-16, 1996, Rockville, MD, USA.

MLA

ACM Digital Library. Proceedings of the Fourth ACM Workshop on Advances on Advances in Geographic Information Systems, November 12-16, 1996, Rockville, MD, USA. [New York, N.Y.] : Association for Computing Machinery, [1999]

APA

ACM Digital Library. (1999). Proceedings of the Fourth ACM Workshop on Advances on Advances in Geographic Information Systems, November 12-16, 1996, Rockville, MD, USA. [New York, N.Y.] : Association for Computing Machinery.

Chicago

ACM Digital Library. Proceedings of the Fourth ACM Workshop on Advances on Advances in Geographic Information Systems, November 12-16, 1996, Rockville, MD, USA. [New York, N.Y.] : Association for Computing Machinery, [1999]