Rumūz khālidah fī al-ḥaqq wa-al-ḥurrīyah
By: Ibrāhīm Muḥammad Khalīfah.
Edition: al-Ṭabʻah 1.
Publisher: Dār al-Shafīʻ
Published: 1988
Place of publication: Bayrūt, Lubnān
Language: ara
Number of pages: 256
Subjects: Muslims -- Islamic Empire -- Biography.