Gaya APA
Muttaqin, A, Z., Zamzami, M. (2015).
Konsep Takfir Islamic State of Iraq and Syria .
Surabaya:
Fakultas Ushuluddin.
Gaya MLA
Muttaqin, Ahmad, Zainul., Zamzami, Mukhammad.
"Konsep Takfir Islamic State of Iraq and Syria".
Surabaya:
Fakultas Ushuluddin,
2015.
Skripsi.