A companion to the Eucharist in the Middle Ages / edited by Ian Christopher Levy, Gary Macy, and Kristen Van Ausdall. - Leiden, 2012. ed.

Treasures from the storeroom / Gary Macy. - Collegeville, Minn., c1999.

The hidden history of women's ordination / Gary Macy. - Oxford [etc.], 2008.

The theologies of the Eucharist in the early scholastic period / Gary Macy. - Oxford, 1984.