gazetteers to maps of the South China Sea with international disputes. Spratly Islands. Paracel Islands. 803425AI (G02257) 1-10
Office of the Geographer, US Department of State, US Government
2010-01
<a rel="nofollow" class="external free" href="https://cil.nus.edu.sg/wp-content/uploads/2011/06/75967_gazetteer.pdf">https://cil.nus.edu.sg/wp-content/uploads/2011/06/75967_gazetteer.pdf</a>