Gaya APA
Hatta, A.
(2014).
The Golden Story of Umar Bin Khaththab
.
Jakarta Timur:
Maghfirah Pustaka.
Gaya MLA
Hatta, Ahmad.
"The Golden Story of Umar Bin Khaththab".
Jakarta Timur:
Maghfirah Pustaka,
2014.
Text.