Chris Duffy joins Workman to edit graphic novels - The Beat
Mary Jo Duffy (Person) - Comic Vine
Mary Jo Duffy (Earth-616) | Marvel Database | Fandom
Sunday Comics Debt: Duffy
SYFY - Writer Jo Duffy revisits her classic run on Marvel's Power Man & Iron Fist | Writer Jo Duffy revisits her classic run on Marvel's Power Man & Iron Fist