@book{52041,
	author = {أبن سعد},
	title = {الطبقات الكبري.},
	publisher = {دار صادر، },
	year = {[1998].},
	address = {بيروت : },
	url = {https://fll.law.cu.edu.eg/fulltext/bks/B01-04744.pdf}
}