5 books in series
Duty
Duty is a 5-book series with 5 primary works first released in 2007 with contributions by Betsy Brannon Green.
2007 • 1 Reader • 293 pages • 4
2008 • 1 Reader • 251 pages • 4
2009 • 1 Reader • 216 pages • 4
2013 • 1 Reader • 244 pages
2014 • 1 Reader • 304 pages