@book{49968,
	author = {Suwayf, Muṣṭafá,},
	title = {Muqaddimah li-ʻilm al-nafs al-ijtimāʻī /},
	publisher = {Maktabat al-Anjlū al-Miṣrīyah,},
	year = {1966.},
	address = {al-Qāhirah :},
	edition = {al-Ṭabʻah 2, mazīdah wa-munaqqaḥah.}
}