Durūs maʻrifat al-waqt wa-al-qiblah
By: Ḥasan Ḥasan'zādah Āmulī.
Publisher: Muʾassasat al-Nashr al-Islāmī
Published: 1986
Place of publication: Qum
Language: ara
Number of pages: 646
Subjects: Time; Time measurements