Gaya APA
Widayati, E., Natsir, M, E. (2010).
Ashabul Kahfi : The Great Story of Faith and Humanity .
Jogjakarta:
Diva Press.
Gaya MLA
Widayati, Elis., Natsir, Muhammad, El.
"Ashabul Kahfi : The Great Story of Faith and Humanity".
Jogjakarta:
Diva Press,
2010.
Text.