Gaya APA
Nursi, B, S.
(2004).
Ususul Wahdatil Fikriyah
.
Cairo:
Sozler Publication.
Gaya MLA
Nursi, Badiuzzaman, Said.
"Ususul Wahdatil Fikriyah".
Cairo:
Sozler Publication,
2004.
Buku.