Thammanūn Kānpokkhrō̜ng Rātchaʻānāčhak Phutthasakkarāt 2534 / rūaprūam dōi Kō̜ng Withētsamphan, Samnakngān Lēkhāthikān Ratthasaphā = Constitution for the Administration of the Kingdom, B.E. 2534 (1991) / Foreign Relations Division, Secretariat of the National Assembly