Gaya APA
NADA, A, A, B, F, A., Muhammad,Isnaini, . (2006).
Ensiklopedia Etika Islam (Cet.2).
Jakarta:
Maghfirah Pustaka.
Gaya MLA
NADA, Abdul, Aziz, Bin, Fathi, As-Sayyid., Muhammad,Isnaini, .
"Ensiklopedia Etika Islam".
Cet.2
Jakarta:
Maghfirah Pustaka,
2006.
Text.