Cita APA (7th ed.)

Widmeyer, G. R. (1989). DSS-89: Ninth International Conference on Decision Support Systems. The Institute of Management Sciences.

Cita Chicago (17th ed.)

Widmeyer, George R. DSS-89: Ninth International Conference on Decision Support Systems. Providence: The Institute of Management Sciences, 1989.

Cita MLA (9th ed.)

Widmeyer, George R. DSS-89: Ninth International Conference on Decision Support Systems. The Institute of Management Sciences, 1989.