Artikel Jurnal
Abdul Mujib
RajaGrafindo Persada, 2006
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Adian Husaini
Gema Insani Press, 2004
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Saleh Adiwinata
Pusat Dokumentasi Hukum UI, [date of publication not identified]
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editor, M. Zainuddin, Muhammad In'am Esha
UIN Maliki Press, 2016
Buku Teks SO