APA (7th ed.) Citation

Abu Bakr Siraj ad-Din. (1992). The book of certainty: The sufi doctrine of faith, vision and gnosis. The Islamic Texts Society.

Chicago Style (17th ed.) Citation

Abu Bakr Siraj ad-Din. The Book of Certainty: The Sufi Doctrine of Faith, Vision and Gnosis. Cambridge: The Islamic Texts Society, 1992.

MLA (9th ed.) Citation

Abu Bakr Siraj ad-Din. The Book of Certainty: The Sufi Doctrine of Faith, Vision and Gnosis. The Islamic Texts Society, 1992.

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