Columbia subject headings:
Astronomy--Mathematics--Early works to 1800.
Ibn Qudāmah, Muwaffaq al-Dīn ʻAbd Allāh ibn Aḥmad, 1147-1223. Muqniʻ fī fiqh Imām al-sunnah Aḥmad ibn Ḥanbal al-Shaybānī.
Islamic calendar--Early works to 1800.
Harvard subject headings:
Princeton subject headings:
Astronomy--Mathematics--Early works to 1800.
Ibn Qudāmah, Muwaffaq al-Dīn ʻAbd Allāh ibn Aḥmad, 1147-1223. Muqniʻ fī fiqh Imām al-sunnah Aḥmad ibn Ḥanbal al-Shaybānī.
Islamic calendar--Early works to 1800.