Firefly Book 2018 Firefly ZW Zack Whedon PO Patton Oswalt BM Brett Matthews JK Jim Krueger JW Joss Whedon LM Laura Martin MM Michelle Madsen JO Julius Ohta DS Dave Stewart CP Cris Peter NM Nimit Malavia CS Chris Samnee FM Fabio Moon WC Will Conrad PR Patric Reynolds 1 readers PublisherBOOM! StudiosPublished2018 Literature