Παραπομπή σε μορφή APA (7η εκδ.)

Ewieda, M. (1965). Subject Guide to the Memos of the institute of National Planning. The Institute of National Planning.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ewieda, Mohammed. Subject Guide to the Memos of the Institute of National Planning. Cairo: The Institute of National Planning, 1965.

Παραπομπή σε μορφή MLA (9th εκδ.)

Ewieda, Mohammed. Subject Guide to the Memos of the Institute of National Planning. The Institute of National Planning, 1965.