@book{47269,
	author = {ʻUmar, Ḥusayn.},
	title = {Naẓarīyat al-qīmah,},
	publisher = {Dār al-Nahḍah al-ʻArabīyah,},
	year = {1964.},
	address = {[al-Qāhirah]},
	edition = {al-Ṭabʻah al-thālithah.}
}