APA استشهاد

Nasr, S. H. (1977). Ismaili contributions to Islamic culture. I A.

استشهاد بنمط شيكاغو

Nasr, Seyyed Hossein. Ismaili Contributions to Islamic Culture. Tehran: I A, 1977.

MLA استشهاد

Nasr, Seyyed Hossein. Ismaili Contributions to Islamic Culture. I A, 1977.