Sayed, H. A., El-Zanaty, F. H., & Guhl, N. H. (1993). Quality of Family Planning Services in Egypt 1992. Cairo Demographic Center.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Sayed, Hussein Abdel-Aziz, Fatma H. El-Zanaty, ба Nora H. Guhl. Quality of Family Planning Services in Egypt 1992. Cairo: Cairo Demographic Center, 1993.
MLA -ийн эшлэл (9 дэх хэвлэлт)Sayed, Hussein Abdel-Aziz, et al. Quality of Family Planning Services in Egypt 1992. Cairo Demographic Center, 1993.