Gaya APA
Ibrahim, A, J, A, B, J, B., Salamullah, M, A. (2008).
Ukhuwah islamiyah .
Gorontalo:
Pustaka insan madani.
Gaya MLA
Ibrahim, Al, Jarullah,, Abdullah, Bin, JArullah, Bin., Salamullah, M., Alaika.
"Ukhuwah islamiyah".
Gorontalo:
Pustaka insan madani,
2008.
Text.