Παραπομπή σε μορφή APA (7η εκδ.)

Institute of National Planning. (1974). An Economic study of the Egyptian cement industry. Institute of National Planning.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Institute of National Planning. An Economic Study of the Egyptian Cement Industry. Cairo: Institute of National Planning, 1974.

Παραπομπή σε μορφή MLA (9th εκδ.)

Institute of National Planning. An Economic Study of the Egyptian Cement Industry. Institute of National Planning, 1974.