Costa Rica térképe, magyar földrajzi nevekkel
United States Central Intelligence Agency's World Factbook; Hungarian version by <a href="https://en.wikipedia.org/wiki/hu:User:Szajd" class="extiw" title="w:hu:User:Szajd">Szajd</a> at <a href="https://en.wikipedia.org/wiki/hu:" class="extiw" title="w:hu:">Hungarian Wikipedia</a>
<a rel="nofollow" class="external free" href="https://www.cia.gov/library/publications/the-world-factbook/geos/cs.html">https://www.cia.gov/library/publications/the-world-factbook/geos/cs.html</a>