This book is a compilation of the laws enacted by King <a href="https://en.wikipedia.org/wiki/Rama_VI" class="extiw" title="w:Rama VI">Rama VI</a> of Siam and applicable to Dusit Province or Dusit City, a fictional polity within his <a href="https://en.wikipedia.org/wiki/Dusit_Palace" class="extiw" title="w:Dusit Palace">Palace of Dusit</a>, consisting of:
<ol><li>the "City Government Constitution, 2461 Buddhist Holy Era (1918 Common Era)", dated 7 November 2461 BE (1918 CE);</li>
<li>the "Royal Ordinance Amending the Dusit City Government Constitution, 2461 Buddhist Holy Era (1918 Common Era)",  dated 7 November 2461 BE (1918 CE);</li>
<li>the "City Maintenance Regulations, 2465 Buddhist Holy Era (1922 Common Era)", dated 14 September 2465 BE (1922 BE).</li></ol>
<bdi><a href="https://en.wikipedia.org/wiki/en:Vajiravudh" class="extiw" title="w:en:Vajiravudh"><span title="King of Siam">Vajiravudh</span></a>
</bdi>
<i>ธรรมนูญลักษณปกครองคณะนคราภิบาล พระพุทธศักราช ๒๔๖๕</i>. (๒๔๖๕). ม.ป.ท.