Gaya APA

Abu Bakar as-Siddiq. (2010). : .

Gaya Chicago

Abu Bakar as-Siddiq. Indonesia. : , 2010. Text.

Gaya MLA

Abu Bakar as-Siddiq. Indonesia. : , 2010. Text.

Gaya Turabian

Abu Bakar as-Siddiq. : , 2010. Print.