APA Style
ash-Shalabi, A, M.
(2014).
Biografi Umar bin Khattab
(
cet. 1)
.
Jakarta:
Beirut Publishing.
MLA Style
ash-Shalabi, Ali, Muhammad.
"Biografi Umar bin Khattab".
cet. 1
Jakarta:
Beirut Publishing,
2014.
.