Two major texts of Justin Martyr are now available in one volume (reprint of 1994/1997 editions):
Iustini Martyrs' Apologiae pro Christianis, a critical edition of Justin Martyrs' Apologia Maior and Apologia Minor (approx. A.D. 150), consisting of an introduction, Greek text (with double apparatus), Appendix, and a complete Index verborum.
Iustini Martyrs' Dialogus cum Tryphone, a critical edition of Justin Martyr's Dialogue with Trypho, consisting of an introduction, Greek text (with double apparatus), and an Index locorum and Index nominum.

Miroslav Marcovich is Professor Emeritus at the University of Illinois at Urbana/USA.