By Yamani, Muhammed Abdu, Bewley, A., Waley, M.I., Abdalhaqq, Aisha Abdurrahman
By Alhaidari, Abdulaziz D., Heller, Eric J., Yamani, Hashim A., Abdelmonem, Mohamed S., H.A., E.J:
By Yamani, H. E. Shaikh Ahmed Zaki (intro).
