The encyclopaedia of Islam

MLA

Gibb, Hamilton Alexander Rosskeen, and Samuel Miklos Stern. The Encyclopaedia of Islam. New ed. Leiden: Brill, 1986.

APA

Gibb, H. Alexander Rosskeen, & Stern, S. Miklos. (1986). The encyclopaedia of Islam. New ed. Leiden: Brill.

Chicago

Stern, Samuel Miklos. The Encyclopaedia of Islam. Edited by Hamilton Alexander Rosskeen Gibb. New ed. Leiden: Brill, 1986.