Gaya APA
Hubeis, Umar. (1978).
Fatawa 2 .
Surabaya:
Pustaka Progressif.
Gaya Chicago
Hubeis, Umar.
Fatawa 2.
Surabaya:
Pustaka Progressif,
1978.
Text.
Gaya MLA
Hubeis, Umar.
Fatawa 2.
Surabaya:
Pustaka Progressif,
1978.
Text.
Gaya Turabian
Hubeis, Umar.
Fatawa 2.
Surabaya:
Pustaka Progressif,
1978.
Print.