ACM Special Interest Group on Spatial Information, contributor. (2020). Proceedings of the 4th ACM SIGSPATIAL Workshop on Location-Based Recommendations, Geosocial Networks, and Geoadvertising. Association for Computing Machinery.
Chicago Style (17th ed.) CitationACM Special Interest Group on Spatial Information, contributor. Proceedings of the 4th ACM SIGSPATIAL Workshop on Location-Based Recommendations, Geosocial Networks, and Geoadvertising. New York: Association for Computing Machinery, 2020.
MLA (9th ed.) CitationACM Special Interest Group on Spatial Information, contributor. Proceedings of the 4th ACM SIGSPATIAL Workshop on Location-Based Recommendations, Geosocial Networks, and Geoadvertising. Association for Computing Machinery, 2020.
Warning: These citations may not always be 100% accurate.