(Ribā, uṣūluhu wa-ʻillatuhu fī al-sharīʻah al-Islāmīyah)
By: Ramaḍān Ḥāfiẓ ʻAbd al-Raḥmān.
Edition: al-Ṭabʻah 1.
Publisher: Dār al-Kitāb al-Jāmiʻī
Published: 1978
Place of publication: al-Qāhirah
Language: ara
Number of pages: 214