<Ol> <Li> Patient Zero (2009) </Li> <Li> The Dragon Factory (2010) </Li> <Li> The King of Plagues (2011) </Li> <Li> Assassins Code (2012) </Li> <Li> Extinction Machine (2013) </Li> <Li> Code Zero (2014) </Li> <Li> Predator One (2015) </Li> <Li> Kill Switch (2016) </Li> <Li> Dogs of War (2017) </Li> </Ol> <Li> Patient Zero (2009) </Li> <Li> The Dragon Factory (2010) </Li> <Li> The King of Plagues (2011) </Li>

When is the next joe ledger book coming out