Gaya APA

Nursi, B, S. (2006). The Supreme sign : a traveller Questions the Universe Regarding his Creator (Cet.1). Manila: Eternity Publicaions.

Gaya MLA

Nursi, Bediuzzman, Said. "The Supreme sign : a traveller Questions the Universe Regarding his Creator". Cet.1 Manila: Eternity Publicaions, 2006. Text.