Gaya APA
RUSWANDI, .
(2008).
KHALIFAH UMAR BIN KHATTAB
.
CIREBON:
CV GUNUNG DJATI.
Gaya MLA
RUSWANDI, .
"KHALIFAH UMAR BIN KHATTAB".
CIREBON:
CV GUNUNG DJATI,
2008.
Text.