Is there an Audiobook or e-book for the Eucharist?
Yes! We have an audio version of the Eucharist book here:
https://www.amazon.com/Eucharist-Robert-Barron-audiobook/dp/B003954STM
Kindle version of the e-book here:
https://www.amazon.com/Eucharist-Catholic-Spirituality-Adults-Robert-ebook/dp/B0056F43UC