al-Sharif, Sharaf ibn'Ali al-Ijarah al-waridah'ala'amal al-insan : dirasah muqaranah / ta'lif Sharaf ibn'Ali al-Sharif. - Jiddah : Dar al-Shuruq, 1980. - 382 p. ; 24 cm. Subjects--Topical Terms: Contracts for work and labor (Islamic law)Contracts for work and labor.