Gaya APA
Najjah, M, U.
(2001).
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Kairo:
Dar al-Shuruq.
Gaya MLA
Najjah, Muhammad, Uthman.
"Madkhal ila 'Ilm al-Nafs al-Islami,".
Kairo:
Dar al-Shuruq,
2001.
Buku.