The Heritage Of Sufism: The Tegacy of Medrival Persian Sufism (1150-1500)Volume 2.
Judul Asli : The Concept of Belief in Islamic Theology.
Judul asli: Muhasabahatun Nafs.
Judul asli: Ethico-religions conccepts in the Qur'an. Indeks hlm. 307-324.
Judul Asli : The Concept of Belief in Islamic Theology. SKY 2X3.8.