MLA

Ibn Ḥajar al-ʻAsqalānī, Aḥmad ibn ʻAlī, 1372-1449, author, ابن حجر العسقلاني، أحمد بن علي، 1372-1449، author. Muqaddimat Fatḥ al-Bārī li-sharḥ al-Bukhārī : manuscript. 1448.. https://collections.library.yale.edu/catalog/32426821.

APA, 6th edition

Ibn Ḥajar al-ʻAsqalānī, Aḥmad ibn ʻAlī, 1372-1449, author, & ابن حجر العسقلاني، أحمد بن علي، 1372-1449، author. (1448.)[Muqaddimat Fatḥ al-Bārī li-sharḥ al-Bukhārī : manuscript]. https://collections.library.yale.edu/catalog/32426821.