Title: Khamraprō̜ng kānpatibat rātchakān sūan rātchakān / nūaingān ratthawisaehakit Čhangwat Sing Burī pračham pī ngoppramān Phō̜.Sō̜. 2549
Description: Official affirmation on work performance, as of fiscal year 2006, of the civil service agencies and state enterprises in Sing Buri Province, Central Thailand.