Gaya APA
Raji, A, H, A.
(2021).
Kisah Khulafa'ur Rasyidin: Umar bin Khaththab
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s.l:
Media Sholih.
Gaya MLA
Raji, Abu, Hafifah, AR.
"Kisah Khulafa'ur Rasyidin: Umar bin Khaththab".
s.l:
Media Sholih,
2021.
Text.