Cita APA (7th ed.)

Ripley, P., & Seddighi, H. (1988). Economic modelling and computer programming. Harvester.

Cita Chicago (17th ed.)

Ripley, Philip, i Hamid Seddighi. Economic Modelling and Computer Programming. New York: Harvester, 1988.

Cita MLA (9th ed.)

Ripley, Philip, i Hamid Seddighi. Economic Modelling and Computer Programming. Harvester, 1988.