Joe Haldeman
Jane Yolen, Joe Haldeman, et al.
Joe Haldeman, Robert J Sawyer, et al.
Joe Haldeman, Kristine Kathryn Rusch, et al.
Joe Haldeman, Mercedes Lackey, et al.
Orson Scott Card, Joe Haldeman, et al.
Joe Haldeman, Mercedes Lackey, et al.
Orson Scott Card, Lois McMaster Bujold, et al.
Joe Haldeman, Janis Ian, et al.
Cory Doctorow, James Alan Gardner, et al.
Joe Haldeman and Gregory Benford
Andrea Stewart, Joe Haldeman, et al.