Shaykh Tusi Book of Occultation Translation of Kitab Al-Ghaibah

Why the Imam is not reappearing and what are the hurdles in his reappearance? What is the benefit of his existence?

The book answers these and many other questions, to explain the causes of occultation of Imam, reason of its prolongation, hurdles in reappearance and benefits of Imam's existence.

In Arabic with its English translation on the opposite page.