al-ʻAmal bi-al-Ḥadīth al-ḍaʻīf ʻinda al-Imām al-Shāfiʻī
Subtitle: dirāsah taṭbīqīyah min khilāl kitābihi al-Umm
By: taʼlīf Īmān Muṣṭafá ʻUṣfūrah. 
Edition: al-Ṭabʻah al-ūlá. 
Publisher: Dār Fāris li-Baʻth al-Turāth wa-taʼṣīl al-Fikr
Published: 2022
Place of publication: al-Riyāḍ
Language: ara
Number of pages: 861
Subjects: Hadith; Criticism, interpretation; Authorities; Evidences, authority; Islamic law; Interpretation and construction; Shafiites
Other titles: ʻAmal bi-al-ḥadīth al-ḍaʻīf ʻinda al-Imām al-Shāfiʻī :
Notes: Originally presented as the author's thesis (doctoral)-- Kullīyat Uṣūl al-Dīn, al-Jāmiʻah al-Islāmīyah, Ghazzah, 2019.

Includes bibliographical references (pages 795-830) and indexes.