Cita APA (7th ed.)

Sayed, H. A., El-Zanaty, F. H., & Guhl, N. H. (1993). Quality of Family Planning Services in Egypt 1992. Cairo Demographic Center.

Cita Chicago (17th ed.)

Sayed, Hussein Abdel-Aziz, Fatma H. El-Zanaty, i Nora H. Guhl. Quality of Family Planning Services in Egypt 1992. Cairo: Cairo Demographic Center, 1993.

Cita MLA (9th ed.)

Sayed, Hussein Abdel-Aziz, et al. Quality of Family Planning Services in Egypt 1992. Cairo Demographic Center, 1993.