Wisnovsky, Robert. "Introduction". Avicenna's Metaphysics in Context, Ithaca, NY: Cornell University Press, 2003, pp. 1-18. https://doi.org/10.7591/9781501711527-003
Wisnovsky, R. (2003). Introduction. In Avicenna's Metaphysics in Context (pp. 1-18). Ithaca, NY: Cornell University Press. https://doi.org/10.7591/9781501711527-003