A 3-view line drawing of the Agusta A109.
<a rel="nofollow" class="external free" href="https://airdefense.bliss.army.mil">https://airdefense.bliss.army.mil</a> <bdo lang="en" dir="ltr" title="archived on 6 May 2009 at the Wayback Machine"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20090506160917/https://airdefense.bliss.army.mil/">archive copy</a></bdo>