2 new updated manuals from ARRL. These used to make up the Public Service Communications Manual, now they are seperate cocuments:
ARES Manual:
http://www.arrl.org/files/file/Public%20Service/ARES/ARESmanual2015.pdf
NTS Manual:
http://www.arrl.org/files/file/Public%20Service/NTS_Manual2015.pdf