Gaya APA
Hakam, A, B, A.
(2022).
Biografi Umar Bin Abdul Aziz Penegak Keadilan
.
Jakarta:
Gema Insani Press.
Gaya MLA
Hakam, Abdullah, Bin, Abdul.
"Biografi Umar Bin Abdul Aziz Penegak Keadilan".
Jakarta:
Gema Insani Press,
2022.
Text.