APA (7th ed.) Citation

Gibb, H. A. R. (1986). The encyclopaedia of Islam The encyclopaedia of Islam.

Chicago Style (17th ed.) Citation

Gibb, Hamilton Alexander Rosskeen. "The Encyclopaedia of Islam." The Encyclopaedia of Islam 1986.

MLA (8th ed.) Citation

Gibb, Hamilton Alexander Rosskeen. "The Encyclopaedia of Islam." The Encyclopaedia of Islam, 1986.

Warning: These citations may not always be 100% accurate.