APA (7th ed.) Citation

Houtsma, M. T. (2006). Biographical encyclopaedia of Islam. Cosmo Publications.

Chicago Style (17th ed.) Citation

Houtsma, M. Th. Biographical Encyclopaedia of Islam. New Delhi: Cosmo Publications, 2006.

MLA (9th ed.) Citation

Houtsma, M. Th. Biographical Encyclopaedia of Islam. Cosmo Publications, 2006.