Gaya APA
Ash-shallabi, A, M.
(2018).
Biografi Umar bin Khattab
(
Cet.II)
.
Jakarta:
ummul qura.
Gaya MLA
Ash-shallabi, Ali, MUhammad.
"Biografi Umar bin Khattab".
Cet.II
Jakarta:
ummul qura,
2018.
Text.