al-Taqwīm al-Islāmī al-thābit
Subtitle: ḥasab al-ṭarīqah al-ṣifrīyah li-muqābalat al-tawārīkh al-Hijrīyah wa-al-Mīlādīyah : al-ruʼyah al-ʻilmīyah lil-hilāl
By: taʼlīf Muḥammad Raḍwān Hilāl.
Publisher: Dār al-ʻUlūm lil-Nashr wa-al-Tawzīʻ
Published: 2007
Place of publication: al-Qāhirah
Language: ara
Number of pages: 151
Subjects: Islamic calendar
Notes: Includes bibliographical references (p. 145-147).