APA

(2019). Proceedings of the 4th International Conference on Crowd Science and Engineering. New York,NY,United States: Association for Computing Machinery.

Chicago

2019. Proceedings of the 4th International Conference on Crowd Science and Engineering. New York,NY,United States: Association for Computing Machinery.

Harvard

(2019). Proceedings of the 4th International Conference on Crowd Science and Engineering. New York,NY,United States: Association for Computing Machinery.

MLA

Proceedings of the 4th International Conference on Crowd Science and Engineering. New York,NY,United States: Association for Computing Machinery. 2019.