APA-viite (7. p.)
Heath, P., & Avicenna. (1992). Allegory and philosophy in Avicenna (Ibn Sînâ): With a translation of the Book of the Prophet Muhammad's ascent to heaven. University of Pennsylvania Press.
Chicago-viite (17. p.)
Heath, Peter, ja Avicenna. Allegory and Philosophy in Avicenna (Ibn Sînâ): With a Translation of the Book of the Prophet Muhammad's Ascent to Heaven. Philadelphia: University of Pennsylvania Press, 1992.
MLA-viite (9. p.)
Heath, Peter, ja Avicenna. Allegory and Philosophy in Avicenna (Ibn Sînâ): With a Translation of the Book of the Prophet Muhammad's Ascent to Heaven. University of Pennsylvania Press, 1992.
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