The

NATO The North Atlantic Treaty Organization (NATO ; , OTAN), also called the North Atlantic Alliance, is an intergovernmental organization, intergovernmental Transnationalism, transnational military alliance of 32 Member states of NATO, member s ...

Open Source Intelligence Handbook is the standard reference available to the public. The other two NATO references are the NATO Open Source Intelligence Reader and the NATO Intelligence Exploitation of the Internet.

Sources

* NATO Open Source Intelligence Handbook Open-source intelligence {{Ref-book-stub