One is entitled &quot; 2008 SNA: concepts in brief &quot; and the other, an accompanying implementation guide, is entitled &quot; 2008 SNA: implementation in brief &quot; .
Il s &apos; agit du manuel intitulé &lt; &lt; 2008 SNA: concepts in brief &gt; &gt; et de son guide d &apos; application, &lt; &lt; 2008 SNA: implementation in brief &gt; &gt; .