1. 1 Sattawat Subhasvasti: 23 Singhakhom 2543 [A Century of Subhasvasti: 23 August 2000]. Bangkok: Amarin Printing and Publishing, 2000.
2. “A l’État Civil de Lausanne.” Tribune de Lausanne, October 31, 1960.
3. Cabinet Distribution, From Bangkok to Foreign Office, No. 860, June 27. 1946.
4. Cabinet Distribution, From Bangkok to Foreign Office, Mr. Thompson, No. 860, June 28, 1946.
5. Cabinet Distribution, From Bangkok to Foreign Office, No.1005, November 29, 1947.