Παραπομπή σε μορφή APA (7η εκδ.)

Watson, A. M., & Northrup, L. (1991). A Review of literature on economic co-operation and integration in the Middle East. Centre for International Studies, University of Toronto.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Watson, Andrew M., και Linda Northrup. A Review of Literature on Economic Co-operation and Integration in the Middle East. [Toronto]: Centre for International Studies, University of Toronto, 1991.

Παραπομπή σε μορφή MLA (9th εκδ.)

Watson, Andrew M., και Linda Northrup. A Review of Literature on Economic Co-operation and Integration in the Middle East. Centre for International Studies, University of Toronto, 1991.