Gaya APA
M.S., E., Hartati, D, M, I.
(2010).
Ibnu Khaldun
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Jakarta:
Ammar Kidz.
Gaya MLA
M.S., Erna., Hartati, Dian, M., Ismail,Malia.
"Ibnu Khaldun".
Jakarta:
Ammar Kidz,
2010.
Book.