Salik, Saiyed Abdus. The early heroes of Islam : the Holy Prophet Muhammad (peace & blessings of Allah be upon him), Hadhrat Abu Bakr, Hadhrat Omar, Hadhrat Othman, Hadhrat Ali / S. A. Salik. - Lahore : Book House, [1976]. - 514 p. ; 22 cm. Subjects--Personal Names: Muhammad, Prophet, d. 632 --Biography. Subjects--Geographic Terms: Islamic Empire--History--622-661.Caliphs--Biography.