Gaya APA

IBNU UMAR.RA. (2012). : Prentice Hall.

Gaya Chicago

IBNU UMAR.RA. . : Prentice Hall, 2012. Text.

Gaya MLA

IBNU UMAR.RA. . : Prentice Hall, 2012. Text.

Gaya Turabian

IBNU UMAR.RA. : Prentice Hall, 2012. Print.