1. Abu Hayyan Al-Andalusi (no publication date) Bahr Al-Muheet 6. Maktabat Al-Nasr, Riyad, Saudi Arabia, p. 398.
2. Personhood: A Matter of Moral Decisions;Aksoy;Eubios Journal of Asian and International Bioethics,1997
3. Sahih-i Muslim bi-Sharh-i Nawaw. Kitab Al-Qadar 16;Al Nawawi,1965
4. Human Embryos;Austin,1989
5. Abortion and the Sanctity of Life;Brody,1975