Cita APA (7th ed.)

Nasr, S. H. (1987). Islamic spirituality: Foundations. Routledge.

Cita Chicago (17th ed.)

Nasr, Seyyed Hossein. Islamic Spirituality: Foundations. London: Routledge, 1987.

Cita MLA (8th ed.)

Nasr, Seyyed Hossein. Islamic Spirituality: Foundations. Routledge, 1987.