1. Beauchamp TL, Childress JF: Principles of Biomedical Ethics. Oxford University Press, New York. 1994, 4
2. Tsai DFC: Ancient Chinese medical ethics and the four principles of biomedical ethics. Journal of Medical Ethics. 1999, 25: 315-21.
3. Aresteh AR: Rumi the Persian: Rebirth in Love and Creativity. Dutton, New York. 1973
4. Arberry AV: Mystical Poem of Rumi. Chicago. 1968
5. Rumi MC: Divan-i Kebir. Kultur Bakanligi Yayinevi, Ankara. 2000, in Turkish, 2