Richard Sorabji, Aristotle on Memory. University of Chicago Press, Chicago IL, 2006.

From the publisher:

Richard Sorabji, a noted philosopher in his own right, here offers a new edition of his 1972 translation of De Memoria here with commentary, summaries, and three essays comparing Aristotle’s accounts of memory and recollection. For this edition, Sorabji has also provided a substantial new introduction taking into account scholarly debates over the intervening thirty years, particularly those over the role of mental images in the imagination.

Online:
Amazon