Cita APA (7th ed.)

Wierenga, B., & Bruggen, G. H. v. (2000). Marketing management support systems: Principles, tools. and implementation. Kluwer Academic.

Cita Chicago (17th ed.)

Wierenga, Berend, i Gerrit Harm van Bruggen. Marketing Management Support Systems: Principles, Tools. and Implementation. Boston: Kluwer Academic, 2000.

Cita MLA (9th ed.)

Wierenga, Berend, i Gerrit Harm van Bruggen. Marketing Management Support Systems: Principles, Tools. and Implementation. Kluwer Academic, 2000.