A map of Singapore from the <a href="https://en.wikipedia.org/wiki/CIA_World_Factbook" class="extiw" title="w:CIA World Factbook">CIA World Factbook</a> with German labels.
<a href="https://en.wikipedia.org/wiki/Central_Intelligence_Agency" class="extiw" title="w:Central Intelligence Agency">Central Intelligence Agency</a>.
<a href="https://en.wikipedia.org/wiki/CIA_World_Factbook" class="extiw" title="w:CIA World Factbook">CIA World Factbook</a>.