APA Style

Nursi, Said , Bediuzzaman, Bediuzzaman. (1998, 2003). THE KEY TO BELIEF . Istanbul: Sozler Publications.

Chicago Style

Nursi, Said , Bediuzzaman, Bediuzzaman. THE KEY TO BELIEF. Istanbul: Sozler Publications, 1998, 2003. Text.

MLA Style

Nursi, Said , Bediuzzaman, Bediuzzaman. THE KEY TO BELIEF. Istanbul: Sozler Publications, 1998, 2003. Text.

Turabian Style

Nursi, Said , Bediuzzaman, Bediuzzaman. THE KEY TO BELIEF. Istanbul: Sozler Publications, 1998, 2003. Print.